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These are the user uploaded subtitles that are being translated: 1 00:00:00,620 --> 00:00:03,020 In today's impossible engineering. 2 00:00:03,420 --> 00:00:04,640 Welcome to Mars. 3 00:00:05,460 --> 00:00:09,180 This is where we test the future robotic rovers. 4 00:00:09,660 --> 00:00:11,940 We're on a mission to Mars. 5 00:00:12,320 --> 00:00:16,580 It is a wonderful feat of engineering that these spacecraft come together. 6 00:00:17,020 --> 00:00:19,560 With engineering that's out of this world. 7 00:00:20,680 --> 00:00:24,520 Wheel walking is such an incredibly important feature, but this will be 8 00:00:24,520 --> 00:00:26,620 the first time it's ever been flown on a rover. 9 00:00:27,000 --> 00:00:29,560 And the pioneering historic innovations. 10 00:00:30,820 --> 00:00:33,120 Oh, it's like something out of Star Wars. 11 00:00:33,900 --> 00:00:35,580 It always feels so mysterious. 12 00:00:36,220 --> 00:00:37,680 It's like another planet. 13 00:00:39,700 --> 00:00:41,520 It may be impossible. 14 00:00:42,360 --> 00:00:43,360 Possible. 15 00:00:54,440 --> 00:00:57,540 For millennia, we've looked up at the stars in wonder. 16 00:01:00,910 --> 00:01:03,730 questioning whether we're alone in the vast expand. 17 00:01:05,930 --> 00:01:08,610 I think exploration is always important. 18 00:01:08,810 --> 00:01:10,690 It is important for humankind. 19 00:01:11,010 --> 00:01:13,270 This is really a wild place up here. 20 00:01:14,830 --> 00:01:20,470 Everybody is fascinated about exploration, in particular, Mars. 21 00:01:22,150 --> 00:01:24,750 With eyes set on Earth's cosmic neighbor, 22 00:01:25,530 --> 00:01:29,090 scientists are aiming to answer the ultimate question. 23 00:01:33,740 --> 00:01:40,120 The early telescopes was showing rivers or canals or channels 24 00:01:40,120 --> 00:01:43,980 which might have also taken water. 25 00:01:44,680 --> 00:01:49,300 That's, of course, something absolutely interesting to see if there may be life, 26 00:01:49,540 --> 00:01:50,580 even on Mars. 27 00:01:52,640 --> 00:01:55,780 To finally find out if there is life on Mars, 28 00:01:57,100 --> 00:02:02,400 engineers at the European Space Agency have created a machine like no other. 29 00:02:04,080 --> 00:02:06,460 Enter the ExoMars rover. 30 00:02:09,940 --> 00:02:12,160 An interplanetary explorer. 31 00:02:12,820 --> 00:02:17,600 Built to boldly go where no man or machine has gone before. 32 00:02:18,500 --> 00:02:24,040 This is one of the most incredible engineering projects that's going on in 33 00:02:24,040 --> 00:02:25,040 world right now. 34 00:02:26,620 --> 00:02:30,920 There's something very different about engineering something for another 35 00:02:31,180 --> 00:02:33,440 It requires a level of thinking, a level of... 36 00:02:33,680 --> 00:02:37,360 practicality, a level of innovation that you just don't get when you're 37 00:02:37,360 --> 00:02:38,500 designing things for Earth. 38 00:02:39,600 --> 00:02:42,620 What we are doing feels like science fiction. 39 00:02:43,660 --> 00:02:48,760 This extraordinary project marks the dawn of a new age of space exploration. 40 00:02:50,200 --> 00:02:55,060 This project will be the culmination of about 15 to 20 years of development. 41 00:02:55,520 --> 00:02:58,880 It's a big effort that it costs a billion euros. 42 00:02:59,880 --> 00:03:02,640 It is a wonderful feat of engineering. 43 00:03:03,500 --> 00:03:08,660 An ambitious mission to make the first -ever confirmed discovery of life on 44 00:03:08,660 --> 00:03:09,660 another planet. 45 00:03:11,900 --> 00:03:15,760 There is no project in the world that compares to this one. 46 00:03:20,160 --> 00:03:26,600 Costing over $1 .2 billion, the European Space Agency's ExoMars rover weighs in 47 00:03:26,600 --> 00:03:28,300 at almost 700 pounds. 48 00:03:30,220 --> 00:03:35,640 This game -changing robot has six sprung alloy wheels designed to compress for 49 00:03:35,640 --> 00:03:42,140 maximum traction on the Martian soil, while 3D imaging cameras sit atop a six 50 00:03:42,140 --> 00:03:44,580 -foot -tall mast to survey the landscape. 51 00:03:46,180 --> 00:03:51,020 A revolutionary core sampling drill can reach over six and a half feet below 52 00:03:51,020 --> 00:03:56,140 ground, and a host of onboard instruments will execute the first -ever 53 00:03:56,140 --> 00:03:58,640 biological experiments on another planet. 54 00:04:05,710 --> 00:04:10,710 This collaborative effort among over 20 countries is overseen by mission manager 55 00:04:10,710 --> 00:04:11,810 Pia Michdofer. 56 00:04:13,850 --> 00:04:15,870 Which model did you last use today? 57 00:04:16,130 --> 00:04:18,130 So today we drove around with this one. Okay. 58 00:04:19,190 --> 00:04:21,709 I think you know this one already. Yes, I do. 59 00:04:22,089 --> 00:04:27,230 But we are waiting for our autonomous navigation to be delivered for ExoMars. 60 00:04:28,210 --> 00:04:32,910 Every component is modeled and tested. But there's one feature that sets this 61 00:04:32,910 --> 00:04:35,010 Martian explorer apart from any other. 62 00:04:35,980 --> 00:04:39,760 You see here the heart of it. This is our drill. 63 00:04:40,500 --> 00:04:41,920 This is very unique. 64 00:04:42,140 --> 00:04:45,940 There is no other rover on Mars that can drill as deep as two meters. 65 00:04:46,260 --> 00:04:49,200 So this is really special in our ExoMars mission. 66 00:04:50,300 --> 00:04:56,460 We expect to find traces of life on Mars, but we have the biggest chance to 67 00:04:56,460 --> 00:05:00,620 any if we go deep in the subsurface of Mars. 68 00:05:00,860 --> 00:05:03,220 This is where we expect to find preserved. 69 00:05:05,159 --> 00:05:08,840 biomarkers or biomaterial, and that's what we are looking for. 70 00:05:09,300 --> 00:05:10,720 We are not there yet. 71 00:05:11,120 --> 00:05:17,040 Once we arrive and touch down, the real work will begin for ExoMars. 72 00:05:19,220 --> 00:05:24,120 But the team faces huge engineering challenges in their mission to land on 73 00:05:24,120 --> 00:05:25,360 surface of another planet. 74 00:05:28,360 --> 00:05:33,200 At a secure clean room facility in southern France, engineers are fine 75 00:05:33,200 --> 00:05:37,860 the spacecraft that will travel to Mars, overseen by Chief Engineer Albert 76 00:05:37,860 --> 00:05:38,860 Haldeman. 77 00:05:39,500 --> 00:05:44,400 To get things into space, you need to fight the Earth's gravity. So you need 78 00:05:44,400 --> 00:05:47,420 have a lot of thrust to push against that gravity. 79 00:05:50,000 --> 00:05:54,760 One of the Russian contributions to the cooperation is the rockets to launch. 80 00:05:54,920 --> 00:05:59,180 And we will use a Proton M to launch the ExoMars 2022 spacecraft composite. 81 00:05:59,740 --> 00:06:06,420 The upper stage of the Proton M is capable of accelerating the 82 00:06:06,420 --> 00:06:09,640 spacecraft from Earth orbit towards Mars. 83 00:06:11,820 --> 00:06:16,960 The colossal Proton M rocket will launch from Baikonur Cosmodrome in Kazakhstan. 84 00:06:17,580 --> 00:06:20,620 the world's largest operational space launch facility. 85 00:06:22,460 --> 00:06:29,040 The 4 .7 -ton missile burns an enormous 660 gallons of rocket fuel to escape 86 00:06:29,040 --> 00:06:34,020 Earth's gravity and ejects three stages to lighten the load. 87 00:06:34,420 --> 00:06:39,040 The final stage sends the spacecraft on its nine -month voyage to Mars. 88 00:06:41,760 --> 00:06:45,420 But what comes next poses an astronomical hazard. 89 00:06:47,340 --> 00:06:51,060 The most ambitious part is the entry, descent and landing. 90 00:06:51,540 --> 00:06:55,140 Landing on Mars presents a huge challenge because you have to go from an 91 00:06:55,140 --> 00:07:01,320 interplanetary velocity of 10 kilometers per second to a velocity of zero in a 92 00:07:01,320 --> 00:07:03,060 period of about six or seven minutes. 93 00:07:03,360 --> 00:07:07,100 If ExoMars 2022 crashes, it will be catastrophic. 94 00:07:08,040 --> 00:07:13,300 This spacecraft will be making the 350 million mile journey to another world. 95 00:07:13,680 --> 00:07:17,920 where an arsenal of onboard instruments will fight their way through the Martian 96 00:07:17,920 --> 00:07:18,920 atmosphere. 97 00:07:23,340 --> 00:07:29,000 You need a heat shield to protect that initial ballistic entry and to slow you 98 00:07:29,000 --> 00:07:33,360 down. But then you need some other systems to slow yourself further. 99 00:07:34,080 --> 00:07:36,700 We have the biggest parachute ever used on Mars. 100 00:07:37,000 --> 00:07:41,420 You're going almost as fast on a parachute on Mars as the human skydiver 101 00:07:41,420 --> 00:07:42,920 with no parachute on Earth. 102 00:07:43,720 --> 00:07:47,660 So you need something else to stop you when you get to the ground, and we use 103 00:07:47,660 --> 00:07:52,160 rockets for that. We use a controlled rocket thrust to make a soft landing on 104 00:07:52,160 --> 00:07:53,160 the surface. 105 00:07:53,360 --> 00:07:58,620 With half of all previous missions to Mars ending in disaster... Failure for 106 00:07:58,620 --> 00:08:00,480 ExoMars 2022 is not an option. 107 00:08:00,740 --> 00:08:04,000 This time, we really, really, really will make it. 108 00:08:05,640 --> 00:08:09,120 But on a mission of this scale, the challenges are relentless. 109 00:08:12,140 --> 00:08:14,480 Landing on Mars is just the beginning. 110 00:08:14,880 --> 00:08:19,680 If you land in one place and only have a panorama, it's very limited what you 111 00:08:19,680 --> 00:08:22,580 can do and how much you can interact with that environment. 112 00:08:23,200 --> 00:08:27,100 The scientific ambition requires mobility. 113 00:08:28,120 --> 00:08:33,179 To find a solution, the team must turn to history's great space exploration 114 00:08:33,179 --> 00:08:34,179 pioneers. 115 00:08:43,120 --> 00:08:47,840 At the U .S. Space and Rocket Center in Alabama, aerospace engineer Kimberly 116 00:08:47,840 --> 00:08:52,060 Robinson is searching for an interplanetary engineering innovation. 117 00:08:53,780 --> 00:08:58,340 Landing on the surface of the moon for the first time ever was a great 118 00:08:58,340 --> 00:09:02,120 accomplishment, probably one of the greatest of human achievements. 119 00:09:02,400 --> 00:09:07,200 We soon learned that we were limited by how far the astronauts could explore on 120 00:09:07,200 --> 00:09:08,200 the lunar surface. 121 00:09:08,440 --> 00:09:11,600 But we understood that if we needed to explore further, we were going to need 122 00:09:11,600 --> 00:09:14,320 transportation to help us get to points of interest. 123 00:09:16,920 --> 00:09:21,700 As the first Apollo astronauts realized that moonwalking wasn't going to cut it, 124 00:09:22,880 --> 00:09:28,420 engineers Ferenc Pavlich and Sam Romano of the Lunar Roving Task Team stepped in 125 00:09:28,420 --> 00:09:29,420 with a solution. 126 00:09:33,640 --> 00:09:35,840 This is the Lunar Rover. 127 00:09:39,180 --> 00:09:42,780 This is a replica that was built with some of the original lunar rover design 128 00:09:42,780 --> 00:09:47,260 team, and I am going to get to drive it. So I am very excited. So let's give it 129 00:09:47,260 --> 00:09:48,380 a test drive, shall we? 130 00:09:48,820 --> 00:09:49,820 All right. 131 00:09:50,200 --> 00:09:51,300 And we're off. 132 00:09:53,820 --> 00:09:58,300 The lunar rover marks the beginning of a new chapter of space exploration. 133 00:10:00,500 --> 00:10:04,500 So this was the world's first off -planet, off -road vehicle. 134 00:10:05,100 --> 00:10:06,940 It drives like a dream. 135 00:10:08,640 --> 00:10:13,440 Powered by two 36 -volt non -rechargeable batteries, and with each 136 00:10:13,440 --> 00:10:18,140 its own dedicated electric motor, the Lunar Rover was a four -wheel drive 137 00:10:18,140 --> 00:10:21,000 vehicle designed to enable lunar exploration. 138 00:10:22,700 --> 00:10:27,420 I can only imagine how much fun it must have been on the lunar surface, going 139 00:10:27,420 --> 00:10:29,700 through craters, around rock. 140 00:10:30,120 --> 00:10:31,960 It's a marvel of engineering. 141 00:10:33,690 --> 00:10:38,730 So what made this rover such a runaway success? And how can today's engineers 142 00:10:38,730 --> 00:10:40,470 use a vehicle from the past? 143 00:10:40,790 --> 00:10:47,250 We built the rover to rove in order to expand the access to the Martian 144 00:10:47,610 --> 00:10:51,910 To inspire a futuristic rover destined for a whole new world. 145 00:10:52,470 --> 00:10:53,670 Welcome to Mars. 146 00:10:56,650 --> 00:11:00,070 The lunar rover was a groundbreaking piece of engineering. 147 00:11:00,560 --> 00:11:05,500 It changed the way astronauts explored the moon's surface and proved invaluable 148 00:11:05,500 --> 00:11:07,360 on the last three Apollo missions. 149 00:11:07,740 --> 00:11:12,740 To make this moon buggy possible, engineers used some key design elements. 150 00:11:14,520 --> 00:11:19,380 Ultra -lightweight components kept the rover's weight down to only 680 pounds 151 00:11:19,380 --> 00:11:25,000 and allowed it to be folded and stowed for its 240 ,000 -mile journey to the 152 00:11:25,000 --> 00:11:26,000 moon. 153 00:11:27,500 --> 00:11:32,740 While the wheels on the replica are rubber wheels, the wheels on the real 154 00:11:32,740 --> 00:11:36,840 rover were made of a steel wire mesh to get better traction on the surface. 155 00:11:37,160 --> 00:11:41,500 A very important feature of the lunar rover were these fenders. 156 00:11:41,820 --> 00:11:46,160 They kept off the dust from the lunar surface to keep everything working and 157 00:11:46,160 --> 00:11:47,160 the right temperature. 158 00:11:47,180 --> 00:11:51,100 And these fender guards here were actually made with the original molds 159 00:11:51,100 --> 00:11:52,100 lunar rover. 160 00:11:52,800 --> 00:11:56,260 A host of onboard equipment, like a reconnaissance camera. 161 00:11:56,540 --> 00:12:00,940 and a communications antenna enabled widespread scientific exploration. 162 00:12:02,180 --> 00:12:07,500 It could go about 8 miles per hour generally, but got up to 11 .2 miles per 163 00:12:07,500 --> 00:12:08,880 on Apollo 17. 164 00:12:11,080 --> 00:12:15,960 It drives with a joystick. As you can see, my hand, I turn it left or right to 165 00:12:15,960 --> 00:12:17,620 go in the direction I want to go. 166 00:12:21,010 --> 00:12:26,990 Astronauts on Apollo missions 15, 16, and 17 used this cosmic car to explore 167 00:12:26,990 --> 00:12:33,610 further than ever before, expanding the .6 -mile exploration distance of Apollo 168 00:12:33,610 --> 00:12:40,170 11 to an enormous 19 miles on the Apollo 17 mission, allowing 169 00:12:40,170 --> 00:12:43,850 astronauts to collect over five times the amount of rock samples for 170 00:12:43,850 --> 00:12:44,850 examination. 171 00:12:45,390 --> 00:12:50,210 Although the original lunar rovers are left behind on the lunar surface, The 172 00:12:50,210 --> 00:12:54,130 legacy of the lunar rover is that we still have the engineering technology 173 00:12:54,130 --> 00:12:58,810 know -how to create this wonderful vehicle that we can use as we return the 174 00:12:58,810 --> 00:13:02,350 man and the first woman to the lunar surface in the near future. 175 00:13:11,510 --> 00:13:16,290 In Europe, engineers have adapted the rover concept for the 21st century. 176 00:13:20,520 --> 00:13:24,900 But instead of a crude buggy, it's an autonomous robotic rover 177 00:13:24,900 --> 00:13:31,520 that the Apollo engineers could have only dreamed of. 178 00:13:34,160 --> 00:13:40,620 We built the rover to rove in order to expand the access to the Martian surface 179 00:13:40,620 --> 00:13:46,580 in order to find the evidence that it hopes to achieve. 180 00:13:48,200 --> 00:13:51,340 Behind me, you have the spacecraft that will go to Mars. 181 00:13:51,620 --> 00:13:56,840 And inside it, the lander is actually all folded up in the middle of the 182 00:13:56,840 --> 00:13:57,840 module. 183 00:14:00,180 --> 00:14:05,420 After a successful touchdown, the landing platform and the rover will 184 00:14:05,420 --> 00:14:07,440 just like the lunar roving vehicle. 185 00:14:08,940 --> 00:14:14,320 Once the solar array and mast are deployed, ExoMars is ready to embark on 186 00:14:14,320 --> 00:14:15,320 adventure. 187 00:14:17,000 --> 00:14:21,600 Leaving the landing platform behind, the rover will embark on a mission lasting 188 00:14:21,600 --> 00:14:25,780 211 Martian souls, the equivalent of seven Earth months. 189 00:14:28,260 --> 00:14:33,300 Roaming on its inorganic sprung alloy wheels, specifically designed to prevent 190 00:14:33,300 --> 00:14:37,220 microbial contamination between planets millions of miles apart. 191 00:14:40,320 --> 00:14:46,600 When you can drive on Mars... Every day is like a new landing site. You discover 192 00:14:46,600 --> 00:14:51,460 through a new panorama of images every day a new place on another planet. 193 00:14:55,980 --> 00:15:00,240 Building on the lunar rover concept, the team has created one of the most 194 00:15:00,240 --> 00:15:02,840 advanced machines to ever roam another planet. 195 00:15:04,180 --> 00:15:09,020 We imagine that spacecraft are somehow built by robots and built by other 196 00:15:09,020 --> 00:15:10,560 machines because they're so high -tech. 197 00:15:11,000 --> 00:15:17,580 But one of the fascinating secrets I find is that spacecraft are the epitome 198 00:15:17,580 --> 00:15:18,760 handmade engineering. 199 00:15:19,160 --> 00:15:24,320 All of the structural panels are laid out, the glues are all painted on by 200 00:15:24,320 --> 00:15:25,320 artisans, frankly. 201 00:15:25,660 --> 00:15:29,680 The technicians and engineers who make these things, they have artistic 202 00:15:29,680 --> 00:15:34,900 competence to make perfect assemblies every time. It is a wonderful feat of 203 00:15:34,900 --> 00:15:36,840 engineering to see spacecraft come together. 204 00:15:41,840 --> 00:15:44,580 The first stage of this mega -mission is complete. 205 00:15:45,240 --> 00:15:50,040 But exploring uncharted territory presents enormous engineering 206 00:15:51,880 --> 00:15:56,680 Because where the distance between worlds is immense, so are the risks. 207 00:15:57,780 --> 00:16:03,400 For aerospace engineer Paul Meacham, interplanetary contact is the top 208 00:16:04,800 --> 00:16:09,780 The problem with communicating with a spacecraft on Mars is that even 209 00:16:09,780 --> 00:16:14,440 at the speed of light... A radio signal will take up to 20 minutes to make the 210 00:16:14,440 --> 00:16:18,740 journey from Earth to Mars, and another 20 minutes to come from Mars back to 211 00:16:18,740 --> 00:16:22,380 Earth. So if you're trying to drive something by remote control, like a 212 00:16:22,980 --> 00:16:26,760 20 minutes later, that signal finally makes it to Mars, and of course, in 213 00:16:26,760 --> 00:16:29,760 time, it's already crashed into whatever the object was. 214 00:16:31,440 --> 00:16:32,760 To find a solution, 215 00:16:33,480 --> 00:16:35,380 Paul must step into another world. 216 00:16:35,720 --> 00:16:36,740 Welcome to Mars. 217 00:16:40,200 --> 00:16:45,620 Hidden away in the UK is a highly detailed 4 ,000 square foot facility 218 00:16:45,620 --> 00:16:47,460 to imitate the Martian surface. 219 00:16:49,960 --> 00:16:54,920 This is our Mars Yard facility here in Stevenage and it's where we test the 220 00:16:54,920 --> 00:16:56,680 future robotic rovers. 221 00:16:57,580 --> 00:17:02,740 This extraterrestrial environment is the perfect place to test and develop the 222 00:17:02,740 --> 00:17:04,440 ExoMars navigation system. 223 00:17:06,770 --> 00:17:10,609 This Mars Yard is similar to Mars in a lot of different ways. Firstly, the sand 224 00:17:10,609 --> 00:17:11,529 is very similar. 225 00:17:11,530 --> 00:17:15,430 We also have representative lighting in here that give us the right light levels 226 00:17:15,430 --> 00:17:17,430 that we'll expect to encounter on Mars. 227 00:17:18,890 --> 00:17:22,069 It's also inhabited by its very own resident rover. 228 00:17:22,790 --> 00:17:23,790 This is Bruno. 229 00:17:24,030 --> 00:17:26,310 He is one of our earliest prototypes. 230 00:17:27,530 --> 00:17:32,510 One of the key features of Bruno is his autonomous navigation system, which is 231 00:17:32,510 --> 00:17:36,370 really, really pivotal for the way the rover will drive across the surface 232 00:17:36,370 --> 00:17:40,070 without humans needing to constantly monitor and remote control it. 233 00:17:40,760 --> 00:17:45,240 It starts with these two cameras at the top of the mast here, and they see in 3D 234 00:17:45,240 --> 00:17:49,160 in much the same way we do. Our brains are extremely good at combining the 235 00:17:49,160 --> 00:17:53,760 images from each eye into one consistent flowing 3D image of what's in front of 236 00:17:53,760 --> 00:17:56,920 us. Every time the rover stops, it will take a new set of images. 237 00:17:57,560 --> 00:18:02,020 And it will analyze those to figure out where on the terrain in front of it it 238 00:18:02,020 --> 00:18:03,020 can and can't go. 239 00:18:03,100 --> 00:18:06,560 So if there's a rock that's too big or a slope that's too steep, it will 240 00:18:06,560 --> 00:18:10,500 automatically mark that area as forbidden and it will not go anywhere 241 00:18:10,620 --> 00:18:12,940 So you end up with what we call a navigation map. 242 00:18:16,520 --> 00:18:21,640 Using state -of -the -art 3D imaging, ExoMars builds a detailed topographical 243 00:18:21,640 --> 00:18:22,640 map. 244 00:18:23,660 --> 00:18:24,900 Thinking for itself. 245 00:18:25,210 --> 00:18:29,090 It's up to the rover to autonomously navigate a successful path. 246 00:18:31,210 --> 00:18:35,410 We're going to put this autonomous navigation system to the test by using 247 00:18:35,410 --> 00:18:39,490 rock here. We can put that directly in front of the rover. 248 00:18:41,590 --> 00:18:45,970 And what we'll do is we'll give the rover a target the other side of the 249 00:18:46,170 --> 00:18:50,090 The rover should identify this as something that is too big, and we should 250 00:18:50,090 --> 00:18:51,990 the rover taking an alternate path. 251 00:18:54,030 --> 00:18:55,030 Here we go. 252 00:18:57,300 --> 00:19:02,580 The rover's just effectively determined the height of that rock, and it's 253 00:19:02,580 --> 00:19:06,200 determined that that height is beyond its locomotion capability. 254 00:19:06,500 --> 00:19:10,460 So it's immediately turned to the right to drive around that rock. 255 00:19:11,379 --> 00:19:13,700 such that it doesn't in any way endanger itself. 256 00:19:13,900 --> 00:19:17,380 The rover's done that entirely by itself. All I have had to have done as 257 00:19:17,380 --> 00:19:21,760 operator is to give it the target, the end point I want it to reach. I've told 258 00:19:21,760 --> 00:19:25,180 it nothing about the best route to take, or the terrain, or the fact that rock 259 00:19:25,180 --> 00:19:26,180 was even there. 260 00:19:27,300 --> 00:19:32,280 But when the goal is to explore the most likely habitats for alien life, some 261 00:19:32,280 --> 00:19:34,340 hazards must be tackled head -on. 262 00:19:38,100 --> 00:19:41,240 One of the real challenges is that the places on Mars that are most 263 00:19:41,240 --> 00:19:43,900 scientifically interesting are often the least accessible. 264 00:19:44,180 --> 00:19:46,900 And that means that rather than just going around these rocks, we do need to 265 00:19:46,900 --> 00:19:47,900 through rock fields. 266 00:19:48,980 --> 00:19:53,260 And on the red planet's varied terrain, rocks aren't the only obstacle. 267 00:19:53,660 --> 00:19:58,200 Some of the sand on Mars can have the consistency of talcum powder. So when 268 00:19:58,200 --> 00:20:01,980 drive into that, it's very easy for the rover to dig itself in, and that causes 269 00:20:01,980 --> 00:20:02,980 major problems. 270 00:20:05,130 --> 00:20:10,210 In 2009, NASA's Mars rover Spirit became buried in a sand trap. 271 00:20:11,750 --> 00:20:16,230 Despite a concerted effort from the team back on Earth, Spirit was unable to 272 00:20:16,230 --> 00:20:20,710 move. NASA's $800 million mission was stopped in its tracks. 273 00:20:22,430 --> 00:20:27,710 To avoid losing another rover to the Martian sands, engineers will turn to 274 00:20:27,710 --> 00:20:29,170 pioneers of the past. 275 00:20:31,110 --> 00:20:35,610 The engineers behind the latest Mars rover must plan for every possible 276 00:20:35,610 --> 00:20:39,410 challenge their vehicle could encounter as it explores the red planet. 277 00:20:42,990 --> 00:20:47,110 Getting out of a situation where the rover has got stuck is absolutely 278 00:20:47,930 --> 00:20:52,270 If the rover is unable to free itself, the consequences are disastrous. 279 00:20:54,480 --> 00:20:59,120 In essence, you'd have spent nearly billions of euros and years of 280 00:20:59,120 --> 00:21:02,800 launching this thing to Mars only for it to get stuck. So that would pretty much 281 00:21:02,800 --> 00:21:03,800 be the end of the mission. 282 00:21:04,680 --> 00:21:09,660 When rocks and sandpits must be tackled head -on, the rover team must look to 283 00:21:09,660 --> 00:21:11,140 the innovators of the past. 284 00:21:21,689 --> 00:21:25,990 Robotics engineer Tel Garin is trekking through the back roads of Ohio. 285 00:21:26,510 --> 00:21:28,590 Oh, yeah, this is getting very rough. 286 00:21:29,430 --> 00:21:30,830 Oh, man, here we go. 287 00:21:32,430 --> 00:21:35,770 In search of a groundbreaking locomotive innovation. 288 00:21:38,090 --> 00:21:43,290 There's some pretty serious, like, dips and sort of rocky areas here. 289 00:21:43,530 --> 00:21:44,489 Oh, yeah. 290 00:21:44,490 --> 00:21:48,770 This is a four -wheel drive car. It's doing okay over this terrain. 291 00:21:49,310 --> 00:21:53,050 But there are places even vehicles like this can't go. 292 00:21:54,170 --> 00:21:58,450 Tackling tricky terrain is a challenge that the U .S. military has faced since 293 00:21:58,450 --> 00:22:00,490 the early days of mechanized warfare. 294 00:22:02,370 --> 00:22:07,750 In World War I and II, the military was developing a lot of different vehicles. 295 00:22:07,750 --> 00:22:10,490 Most of them had wheels and tracks. 296 00:22:10,870 --> 00:22:15,130 There's a lot of areas on the planet that are mountainous or sandy that 297 00:22:15,130 --> 00:22:16,610 vehicles or even tracked vehicles. 298 00:22:16,910 --> 00:22:18,170 really can't go. 299 00:22:18,390 --> 00:22:20,650 It just gets too steep or too rough. 300 00:22:26,150 --> 00:22:27,490 In 1981, 301 00:22:28,350 --> 00:22:34,590 engineers Kenneth Waldron, Robert McGee, and Vincent Vonout were contracted by 302 00:22:34,590 --> 00:22:38,290 the military to develop a vehicle that could go where no other could. 303 00:22:41,930 --> 00:22:44,690 This tarp is massive. It might be huge. 304 00:22:45,150 --> 00:22:48,290 Their contraption seemed to disappear off the face of the earth. 305 00:22:48,750 --> 00:22:50,130 Oh, my gosh. 306 00:22:50,670 --> 00:22:52,650 But Kel has tracked it down. 307 00:22:53,350 --> 00:22:55,670 All right, let's see how the front of this looks. 308 00:22:56,910 --> 00:22:58,990 This is the ASV. 309 00:22:59,810 --> 00:23:01,650 Oh, it's incredible. 310 00:23:02,290 --> 00:23:06,430 An assisted suspension vehicle that doesn't roll, but walks. 311 00:23:07,410 --> 00:23:09,270 It's like something out of Star Wars. 312 00:23:10,289 --> 00:23:15,250 This extraordinary six -legged beast hasn't seen the light of day for almost 313 00:23:15,250 --> 00:23:16,250 years. 314 00:23:17,470 --> 00:23:23,150 Taking its first steps in 1985, the ASV could stride across eight -foot -wide 315 00:23:23,150 --> 00:23:26,270 ditches and over six -and -a -half -foot -tall walls. 316 00:23:26,530 --> 00:23:32,510 This 16 -foot -long giant weighed in at 5 ,900 pounds with the ability to carry 317 00:23:32,510 --> 00:23:38,050 another 485 pounds of cargo, all thanks to its six -limbed structure. 318 00:23:43,780 --> 00:23:48,360 Because it was this hexapod design, it had an incredible amount of 319 00:23:48,360 --> 00:23:51,880 maneuverability. Each of the legs could move to the side. 320 00:23:52,120 --> 00:23:56,480 They could move forward and back. The vehicle could crab walk sideways if it 321 00:23:56,480 --> 00:23:58,980 needed to. It can sidestep across a river. 322 00:23:59,300 --> 00:24:03,000 Like, that's something that you don't get with any other type of vehicle. 323 00:24:03,280 --> 00:24:05,920 It must have been incredible to be in control of this. 324 00:24:07,900 --> 00:24:10,740 This marching monster has long since retired. 325 00:24:11,360 --> 00:24:16,340 But to demonstrate the secret behind its locomotion, Kel has scaled it down. 326 00:24:16,840 --> 00:24:21,700 So I wanted to show you how the ASV works. And this little robot that we 327 00:24:21,700 --> 00:24:23,600 here is a perfect analog for that. 328 00:24:23,800 --> 00:24:28,580 You see, both the ASV and this robot have six legs. So when we command this 329 00:24:28,580 --> 00:24:33,900 forward, the robot does just fine. It's able to navigate this area really well. 330 00:24:34,000 --> 00:24:39,020 And the reason for that is because it has this alternating tripod gate. You 331 00:24:39,020 --> 00:24:43,500 that only three of its legs are off the ground at any time, leaving the other 332 00:24:43,500 --> 00:24:47,760 three to be firmly planted on the ground in a very stable place. And that allows 333 00:24:47,760 --> 00:24:53,020 the robot to move with a lot of dexterity and confidence through really 334 00:24:53,020 --> 00:24:54,020 terrain. 335 00:24:56,680 --> 00:25:01,680 Synchronizing two sets of tripods to alternate creates the ant -like hexapod 336 00:25:01,680 --> 00:25:02,680 locomotion. 337 00:25:04,320 --> 00:25:09,780 And upscaling nature's design meant that the ASV could go virtually anywhere. 338 00:25:12,910 --> 00:25:17,790 This is such an unconventional vehicle, and it really shows that it was designed 339 00:25:17,790 --> 00:25:22,030 to be as mobile as possible and be able to move over any terrain. 340 00:25:22,630 --> 00:25:27,370 At the time, in the 80s, this was considered the world's most advanced 341 00:25:27,370 --> 00:25:29,770 machine. This was pioneering technology. 342 00:25:30,510 --> 00:25:35,510 All of those walking robots that we see now that are going to go and explore 343 00:25:35,510 --> 00:25:39,610 other planets and that are able to because they can walk and because they 344 00:25:39,610 --> 00:25:43,750 navigate over really challenging terrain, it all started here. It all 345 00:25:43,750 --> 00:25:44,750 with this. 346 00:25:56,870 --> 00:26:01,970 For the next generation interplanetary explorer, Engineers have equipped the 347 00:26:01,970 --> 00:26:04,470 ExoMars rover with the best of both worlds. 348 00:26:10,130 --> 00:26:15,130 It's designed to drive across the Martian surface on six wheels. But when 349 00:26:15,130 --> 00:26:17,830 going gets tough, it's time to start walking. 350 00:26:20,030 --> 00:26:25,390 What wheel walking allows us to do is to move each wheel or a set of wheels 351 00:26:25,390 --> 00:26:28,570 individually while keeping the other ones stable. 352 00:26:29,390 --> 00:26:33,850 The front wheel and the back wheel on one side and the middle wheel on the 353 00:26:33,850 --> 00:26:38,470 side move forward, and then the reverse will happen, and that sequence will 354 00:26:38,470 --> 00:26:39,770 repeat over and over again. 355 00:26:41,570 --> 00:26:46,450 This particular wheel -walking gait is actually called a tripod gait and is 356 00:26:46,450 --> 00:26:48,390 influenced by the way insects walk. 357 00:26:51,010 --> 00:26:53,750 This form of locomotion may not be fast, 358 00:26:54,770 --> 00:27:00,460 but by adapting the hexapod walking technology, the team has created a way 359 00:27:00,460 --> 00:27:03,320 traverse even the most perilous Martian sandpit. 360 00:27:08,340 --> 00:27:12,800 The normal way of driving the rover, we do expect that to be able to handle 95 % 361 00:27:12,800 --> 00:27:14,220 of what we encounter on Mars. 362 00:27:14,680 --> 00:27:20,020 That 5%, the 5 % that can strand the rover and end the mission, that's just 363 00:27:20,020 --> 00:27:21,020 much of a risk to take. 364 00:27:21,360 --> 00:27:25,060 Wheel walking is such an incredibly important feature, but this will be 365 00:27:25,060 --> 00:27:27,180 the first time it's ever been flown on a rover. 366 00:27:28,330 --> 00:27:33,290 And even more revolutionary systems keep this explorer trekking in the hunt for 367 00:27:33,290 --> 00:27:34,290 Martian life. 368 00:27:34,570 --> 00:27:39,370 All six wheels are individually controlled, and that allows us to 369 00:27:39,370 --> 00:27:42,550 different geometries that wouldn't be possible if we had an axle system like a 370 00:27:42,550 --> 00:27:47,410 car. So, for example, he can follow a curve, he can crab sideways, and he can 371 00:27:47,410 --> 00:27:51,270 even spin on the spot if we need him to by individually controlling those 372 00:27:51,270 --> 00:27:52,270 motors. 373 00:27:54,550 --> 00:27:56,810 By pushing the limits of locomotion. 374 00:27:57,180 --> 00:28:02,000 This monumental machine will one day be able to roam Mars without restriction. 375 00:28:02,880 --> 00:28:07,340 When you have a mission like ExoMars, it's costing over a billion euros. The 376 00:28:07,340 --> 00:28:11,100 benefit of being able to escape from situations that would otherwise surround 377 00:28:11,100 --> 00:28:12,840 the rover is so important. 378 00:28:13,160 --> 00:28:16,560 In simple terms, we can save the mission when otherwise it would be lost. 379 00:28:17,240 --> 00:28:22,620 With a mission to discover the extraordinary, ExoMars dares to wander 380 00:28:22,620 --> 00:28:24,020 other rover has before. 381 00:28:29,290 --> 00:28:34,850 But to realize their dreams of encountering alien life, engineers face 382 00:28:34,850 --> 00:28:35,850 challenge. 383 00:28:36,450 --> 00:28:43,090 We think the best opportunity to find organics well -preserved is to go in the 384 00:28:43,090 --> 00:28:45,550 subsurface up to two meters depth. 385 00:28:47,110 --> 00:28:52,350 To create more impossible engineering, the team will have to turn to innovators 386 00:28:52,350 --> 00:28:53,350 of the past. 387 00:29:01,420 --> 00:29:06,760 On its mission to unveil the secrets of the Red Planet, this hardy robot, named 388 00:29:06,760 --> 00:29:10,980 for the chemist Rosalind Franklin, is designed to withstand a bombardment of 389 00:29:10,980 --> 00:29:16,180 solar radiation and endure temperature swings from 80 degrees Fahrenheit to a 390 00:29:16,180 --> 00:29:17,660 frosty minus 200. 391 00:29:21,300 --> 00:29:26,660 But to make the whole mission worthwhile, rover project manager Bruno 392 00:29:26,660 --> 00:29:29,220 his team have one last challenge to conquer. 393 00:29:33,230 --> 00:29:38,130 We are in the clean room facility of Thales Salenia Space, Turin. 394 00:29:38,410 --> 00:29:44,290 This is the clean room where the elements that go on Mars are integrated. 395 00:29:44,890 --> 00:29:49,430 This is currently the cleanest facility available in the world for space 396 00:29:49,430 --> 00:29:50,430 application. 397 00:29:52,650 --> 00:29:57,910 To eliminate biological contamination on the rover, the team runs tests on an 398 00:29:57,910 --> 00:29:58,910 exact replica. 399 00:30:01,840 --> 00:30:06,560 In this area here, we have the ground test model of the rover. 400 00:30:09,460 --> 00:30:15,360 There is some activity that cannot be performed on the flight model due to the 401 00:30:15,360 --> 00:30:18,080 constraints linked to the cleanlet. 402 00:30:18,320 --> 00:30:23,720 It is essential that we have another model where we can try everything in 403 00:30:23,720 --> 00:30:25,280 advance of the real operation. 404 00:30:26,960 --> 00:30:30,520 But contamination from Earth is only part of the problem. 405 00:30:32,080 --> 00:30:38,760 In 2023, the real Mars rover will touch down in Oxia Planum, an 406 00:30:38,760 --> 00:30:44,800 81 ,800 square mile plateau flagged as a potential hotbed for Martian life. 407 00:30:45,040 --> 00:30:49,820 But in the hunt for answers, searching above ground will barely scratch the 408 00:30:49,820 --> 00:30:50,820 surface. 409 00:30:51,400 --> 00:30:56,800 While the Earth's magnetic field protects us from harmful solar 410 00:30:56,800 --> 00:30:59,300 dead husk of Mars has no such luxury. 411 00:30:59,710 --> 00:31:02,790 and its surface has been under attack for billions of years. 412 00:31:03,450 --> 00:31:10,230 The first one meter, one meter and a half of subsurface has been sterilized 413 00:31:10,230 --> 00:31:11,450 by radiation. 414 00:31:13,870 --> 00:31:20,270 We think the best opportunity to find organics well -preserved is to go in the 415 00:31:20,270 --> 00:31:22,490 subsurface up to two meters depth. 416 00:31:23,550 --> 00:31:27,450 To find a way to extract pristine rock samples for analysis. 417 00:31:27,920 --> 00:31:30,520 Could the solution lie buried in the past? 418 00:31:39,680 --> 00:31:43,140 Archaeologist Cassie Newland is heading underground in the UK. 419 00:31:43,940 --> 00:31:46,180 It always feels so mysterious. 420 00:31:47,160 --> 00:31:48,660 It's like another planet. 421 00:31:51,100 --> 00:31:55,380 She's on the hunt for buried treasure that sparked a mining frenzy. 422 00:31:56,560 --> 00:31:58,380 So this is South Crofty mine. 423 00:31:58,800 --> 00:32:01,440 And South Crofty has been open since medieval times. 424 00:32:01,940 --> 00:32:07,240 If you look around the walls, you'll see all the minerals leaching out. And it's 425 00:32:07,240 --> 00:32:09,160 those minerals that we're interested in here. 426 00:32:10,120 --> 00:32:11,980 They're the reason the mine is here. 427 00:32:14,640 --> 00:32:16,060 This is what we're looking for. 428 00:32:17,000 --> 00:32:22,600 As you can see, this beautiful stripe running from the top here right down to 429 00:32:22,600 --> 00:32:23,519 the bottom. 430 00:32:23,520 --> 00:32:26,220 That is a vein that's been exposed in the face here. 431 00:32:28,440 --> 00:32:33,780 The 19th century saw a wave of new mineral and ore discoveries, but 432 00:32:33,780 --> 00:32:36,200 deep deposits was an enormous task. 433 00:32:38,140 --> 00:32:40,960 So at the beginning in Cornwall, mining is very easy. 434 00:32:41,160 --> 00:32:44,460 It's right on the surface. You can see it's all sparkly and shiny because the 435 00:32:44,460 --> 00:32:45,940 copper is above the tin. 436 00:32:46,140 --> 00:32:48,760 You can literally fall over it when you're walking across the moors. 437 00:32:48,960 --> 00:32:52,320 But the deeper you get, the more expensive a business it is. 438 00:32:52,880 --> 00:32:56,260 At some point, you don't know if it's worth doing all that expensive mining 439 00:32:56,260 --> 00:33:00,160 because you don't know how far down that particular vein goes. You need to know 440 00:33:00,160 --> 00:33:02,160 what's under the ground before you dig it. 441 00:33:04,380 --> 00:33:10,220 But in 1863, French railroad engineer Rodolphe Lachaud invented a genius 442 00:33:10,220 --> 00:33:13,180 solution that changed the face of mining forever. 443 00:33:22,380 --> 00:33:24,840 This is the diamond core drill. 444 00:33:27,560 --> 00:33:32,780 An incredible tool allowing rock samples to be extracted more efficiently than 445 00:33:32,780 --> 00:33:33,780 past mechanisms. 446 00:33:35,200 --> 00:33:39,840 To design a vehicle capable of drilling deeper into the Martian surface than 447 00:33:39,840 --> 00:33:44,620 ever before, the engineers behind the Mars rover will need to take Le Chaux's 448 00:33:44,620 --> 00:33:46,100 19th century innovation. 449 00:33:48,190 --> 00:33:50,170 Here it comes. So this is our new core. 450 00:33:50,530 --> 00:33:52,570 And bring it into the future. 451 00:33:52,870 --> 00:33:58,610 It's a rather complicated mechanism, but it's rather inactive. 452 00:33:59,830 --> 00:34:05,950 When Rodolphe Le Chaux designed the diamond core drill in 1863, he likely 453 00:34:05,950 --> 00:34:10,070 imagined it would provide inspiration for a 21st century Mars rover. 454 00:34:10,330 --> 00:34:15,730 But his revolutionary invention will be vital to future space science, and it's 455 00:34:15,730 --> 00:34:17,429 still in use on Earth today. 456 00:34:20,360 --> 00:34:26,100 So it's practically the same as that 19th century drill, but just done in 457 00:34:26,100 --> 00:34:27,100 machinery. 458 00:34:28,000 --> 00:34:32,639 And what they're doing here is they're drilling down into the earth, trying to 459 00:34:32,639 --> 00:34:38,500 discover whether there's enough tin and copper in the Cornish hills to open up 460 00:34:38,500 --> 00:34:39,659 Cornish mining again. 461 00:34:40,280 --> 00:34:45,380 What makes this such a fascinating... innovation it is like a magical 462 00:34:45,380 --> 00:34:50,840 to look beneath the ground what it does is it sends a hollow drill down into the 463 00:34:50,840 --> 00:34:56,780 earth to form a column of rock and it takes the column out in its entirety so 464 00:34:56,780 --> 00:35:00,980 you can see exactly what is happening every meter under the ground if you want 465 00:35:00,980 --> 00:35:06,340 to know to the nearest centimeter it can tell you and here you can see where 466 00:35:06,340 --> 00:35:10,930 they're actually drilling so this is spinning around around around And on the 467 00:35:10,930 --> 00:35:12,670 end of it, it's one of these. 468 00:35:12,970 --> 00:35:14,510 This is a diamond bit. 469 00:35:14,750 --> 00:35:17,750 And this is spinning around and around, and it's biting through the rock, 470 00:35:17,950 --> 00:35:21,190 creating a core that's this size. 471 00:35:22,170 --> 00:35:26,530 These drills were the first to produce an intact core that could be extracted 472 00:35:26,530 --> 00:35:27,530 and examined. 473 00:35:28,130 --> 00:35:32,690 But drilling close to the surface and drilling at depth are very different 474 00:35:32,690 --> 00:35:33,690 propositions. 475 00:35:34,500 --> 00:35:38,920 Another innovation is necessary to make the diamond core drill useful over a 476 00:35:38,920 --> 00:35:39,920 mile underground. 477 00:35:40,520 --> 00:35:44,560 When you're prospecting for ore, you need to drill really deep, like two and 478 00:35:44,560 --> 00:35:47,560 half kilometers deep. And that poses a lot of challenges. 479 00:35:48,040 --> 00:35:52,460 You need to keep that hole open so you can keep bringing those cores up and 480 00:35:52,460 --> 00:35:56,380 inspect them and see what you've got. So you do it like this. Put your drill bit 481 00:35:56,380 --> 00:36:01,880 on the end, goes in here, and then all of this spins to drill out a core. 482 00:36:02,800 --> 00:36:06,920 And as it goes further and further down, the rods disappear into the ground. You 483 00:36:06,920 --> 00:36:07,920 add the next one. 484 00:36:09,620 --> 00:36:10,620 There you go. 485 00:36:11,380 --> 00:36:12,380 Connecting up. 486 00:36:13,000 --> 00:36:16,120 By the time they finish, they're going to have an unbroken chain of these 487 00:36:16,120 --> 00:36:17,960 stretching down thousands of meters. 488 00:36:18,760 --> 00:36:23,140 With this incredible combination of technique, miners were able to retrieve 489 00:36:23,140 --> 00:36:25,720 pristine samples from unprecedented depth. 490 00:36:26,920 --> 00:36:28,260 Okay, this is the moment of truth. 491 00:36:28,500 --> 00:36:30,460 Here it comes. So this is our new port. 492 00:36:30,920 --> 00:36:33,870 There could be ore in there. Could be the secret for the universe. 493 00:36:35,330 --> 00:36:36,330 Perfect. 494 00:36:37,870 --> 00:36:42,910 Woo! So now it's time to get the core sample out and we'll see what we've got. 495 00:36:46,670 --> 00:36:47,670 Beautiful. 496 00:36:50,590 --> 00:36:56,370 So what you've got here is a beautiful cylinder that is a record of everything 497 00:36:56,370 --> 00:36:57,690 the drill has cut through. 498 00:36:59,560 --> 00:37:02,900 And when you put them all together, you've basically got a vision of the 499 00:37:02,900 --> 00:37:07,260 beneath your feet. So this is absolutely essential when prospecting for 500 00:37:07,260 --> 00:37:11,040 minerals. So this is still at the cutting edge of mining today. 501 00:37:11,500 --> 00:37:13,120 It's pretty ingenious. 502 00:37:23,470 --> 00:37:28,430 Back in Turin's clean room, engineers have created a drilling system worthy of 503 00:37:28,430 --> 00:37:33,550 the space age. But before it can extract samples, it needs to reach further down 504 00:37:33,550 --> 00:37:36,090 into the subsurface than any rover before. 505 00:37:38,890 --> 00:37:45,350 The drill is able to reach two meter depth using three extension rods. 506 00:37:45,770 --> 00:37:48,790 All the rods are screwed one together with the other. 507 00:37:49,420 --> 00:37:55,100 by the internal mechanism such to reach the required length. 508 00:37:55,300 --> 00:38:01,020 It's a rather complicated mechanism, and it's rather an achievement. 509 00:38:01,880 --> 00:38:07,520 And this revolutionary drill apparatus might just make the ExoMars rover the 510 00:38:07,520 --> 00:38:09,140 to finding alien life. 511 00:38:09,700 --> 00:38:13,920 In this aspect, our mission is more significant than any other engineering 512 00:38:13,920 --> 00:38:15,920 project on Earth. 513 00:38:19,330 --> 00:38:24,510 Inspired by Le Chaux's 19th century drilling innovation, a box mounted on 514 00:38:24,510 --> 00:38:29,470 ExoMars Rover houses a revolutionary drilling tool, as well as three 515 00:38:29,470 --> 00:38:30,470 extension rods. 516 00:38:31,690 --> 00:38:36,290 Once the drill box has rotated to the downward drilling position, excavation 517 00:38:36,290 --> 00:38:37,290 will commence. 518 00:38:37,830 --> 00:38:42,510 And as it descends through the soil, each extension piece will be 519 00:38:42,510 --> 00:38:46,110 screwed to the top, creating a six -and -a -half -foot -long chain. 520 00:38:49,520 --> 00:38:53,680 This drill is able to dig deeper on Mars than any rover before. 521 00:38:56,180 --> 00:39:00,520 And once the target depth has been reached, Le Sho's core sampling 522 00:39:00,520 --> 00:39:01,580 comes into play. 523 00:39:06,360 --> 00:39:11,300 The drill has not only the capability of drilling, but the capability of 524 00:39:11,300 --> 00:39:12,500 acquiring the sample. 525 00:39:12,820 --> 00:39:16,540 The drill is scoring the sample in the rock. 526 00:39:17,020 --> 00:39:23,180 And then when the current is completed, the shutter is closed, such that the 527 00:39:23,180 --> 00:39:24,380 sample can be retrieved. 528 00:39:26,820 --> 00:39:31,740 On its quest, the rover's super -tough diamond -encrusted drill tip will 529 00:39:31,740 --> 00:39:35,620 excavate 22 samples before the cutting edge is worn down. 530 00:39:36,080 --> 00:39:41,280 Each one will be analyzed internally for signs of organic material by an array 531 00:39:41,280 --> 00:39:43,100 of high -tech onboard instruments. 532 00:39:43,630 --> 00:39:47,670 and the results will be beamed directly to mission control on Earth. 533 00:39:53,930 --> 00:39:58,130 Experiments can be run on Mars without sending samples to Earth. 534 00:39:58,730 --> 00:40:04,470 Having the possibility to have a laboratory working for the search of 535 00:40:04,470 --> 00:40:07,730 outer planet, that is really incredible. 536 00:40:10,800 --> 00:40:15,880 The ExoMars team has driven drill engineering deeper than ever, and they 537 00:40:15,880 --> 00:40:19,220 be the very first to discover something extraordinary. 538 00:40:22,180 --> 00:40:28,600 Nobody has ever attempted to reach the surface of Mars in search of life. So in 539 00:40:28,600 --> 00:40:33,760 this aspect, our mission is more significant than any other engineering 540 00:40:33,760 --> 00:40:34,760 on Earth. 541 00:40:44,490 --> 00:40:48,170 By daring to explore and innovate more than ever before, 542 00:40:48,950 --> 00:40:55,650 the ExoMars rover is set to change the course of scientific history forever. 543 00:40:56,870 --> 00:41:02,630 To be part of a mission, finding life outside the Earth for the very first 544 00:41:02,630 --> 00:41:06,370 as a scientist, as an engineer, I think that's a wonderful achievement, and it's 545 00:41:06,370 --> 00:41:08,770 been my great privilege to be part of it. 546 00:41:15,150 --> 00:41:18,310 By enhancing the work of the pioneers of the past. 547 00:41:20,870 --> 00:41:22,850 Overcoming huge challenges. 548 00:41:23,830 --> 00:41:26,450 And pushing the boundaries of innovation. 549 00:41:27,550 --> 00:41:30,710 We can take our curiosity beyond Earth. 550 00:41:30,990 --> 00:41:36,270 And that ambition for scientists, for exploration, for human beings, it's 551 00:41:36,270 --> 00:41:37,270 exhilarating. 552 00:41:37,650 --> 00:41:41,670 Engineers are succeeding in making the impossible possible. 553 00:41:43,150 --> 00:41:49,750 For me, this mission is so important because it is bringing so much knowledge 554 00:41:49,750 --> 00:41:51,930 humanity. This is incredible. 555 00:41:51,980 --> 00:41:56,530 Repair and Synchronization by Easy Subtitles Synchronizer 1.0.0.0 52625

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