1 00:00:03,110 --> 00:00:05,200 "HOUSTON, STATION ON SPACE TO GROUND." 2 00:00:05,200 --> 00:00:07,920 WELCOME TO SPACE TO GROUND, I’M SANDRA JONES. 3 00:00:07,920 --> 00:00:09,370 THIS WEEK, PREPS ARE UNDERWAY 4 00:00:09,370 --> 00:00:12,835 FOR THE UPCOMING SPACE-X CARGO RESUPPLY MISSION. 5 00:00:13,863 --> 00:00:15,220 SPACEX IS SET TO LAUNCH 6 00:00:15,220 --> 00:00:18,130 ITS 21ST COMMERCIAL RESUPPLY SERVICES MISSION 7 00:00:18,130 --> 00:00:20,070 TO THE INTERNATIONAL SPACE STATION 8 00:00:20,070 --> 00:00:21,970 FROM LAUNCH COMPLEX 39A 9 00:00:21,970 --> 00:00:24,040 AT KENNEDY SPACE CENTER IN FLORIDA. 10 00:00:24,040 --> 00:00:25,150 THE FLIGHT OF THIS DRAGON 11 00:00:25,150 --> 00:00:26,770 WILL MARK A COUPLE OF FIRST. 12 00:00:26,770 --> 00:00:28,090 THIS WILL BE THE FIRST FLIGHT 13 00:00:28,090 --> 00:00:29,230 OF AN UPGRADED VERSION 14 00:00:29,230 --> 00:00:30,500 OF THE CARGO DRAGON, 15 00:00:30,500 --> 00:00:31,970 DESIGNED TO CARRY MORE SCIENCE 16 00:00:31,970 --> 00:00:33,550 TO AND FROM THE SPACE STATION. 17 00:00:33,550 --> 00:00:35,220 ALSO, THIS WILL BE THE FIRST TIME 18 00:00:35,220 --> 00:00:37,010 THAT TWO DRAGON SPACECRAFT WILL 19 00:00:37,010 --> 00:00:39,336 BE DOCKED TO THE STATION AT THE SAME TIME. 20 00:00:39,780 --> 00:00:41,390 CRS-21 WILL DELIVER 21 00:00:41,390 --> 00:00:43,550 MORE THAN 6,400 POUNDS 22 00:00:43,550 --> 00:00:45,390 OF SCIENCE INVESTIGATIONS, 23 00:00:45,390 --> 00:00:48,930 SUPPLIES AND PAYLOADS TO THE SPACE STATION. 24 00:00:48,930 --> 00:00:50,710 ONE STUDY BEING DELIVERED ON DRAGON 25 00:00:50,710 --> 00:00:52,890 IS LOOKING INTO HOW THE HEART CHANGES 26 00:00:52,890 --> 00:00:55,320 IN THE MICROGRAVITY ENVIRONMENT OF SPACE, 27 00:00:55,320 --> 00:00:57,149 WHICH COULD LEAD TO A BETTER UNDERSTANDING 28 00:00:57,149 --> 00:00:58,630 OF HEART PROBLEMS ON EARTH, 29 00:00:58,630 --> 00:01:00,870 NEW TREATMENTS, AND SUPPORT THE DEVELOPMENT 30 00:01:00,870 --> 00:01:03,579 OF SCREENING MEASURES PRIOR TO SPACEFLIGHT. 31 00:01:03,579 --> 00:01:05,390 CRS-21 WILL ALSO DELIVER 32 00:01:05,390 --> 00:01:06,969 A PAYLOAD WHICH PROVIDES QUICK 33 00:01:06,969 --> 00:01:08,680 AND ACCURATE COUNTS OF TOTAL 34 00:01:08,680 --> 00:01:10,720 AND DIFFERENTIATED WHITE BLOOD CELLS 35 00:01:10,720 --> 00:01:13,094 IN MICROGRAVITY CALLED HEMOCUE. 36 00:01:13,094 --> 00:01:14,890 DOCTORS ON THE GROUND COMMONLY USE 37 00:01:14,890 --> 00:01:16,760 THE TOTAL NUMBER OF WHITE BLOOD CELLS 38 00:01:16,760 --> 00:01:18,850 TO DIAGNOSE ILLNESS ON EARTH. 39 00:01:18,850 --> 00:01:21,310 VERIFICATION OF AN AUTONOMOUS CAPABILITY 40 00:01:21,310 --> 00:01:23,659 FOR BLOOD ANALYSIS IS AN IMPORTANT STEP 41 00:01:23,659 --> 00:01:25,050 IN MEETING THE HEALTHCARE NEEDS 42 00:01:25,050 --> 00:01:27,298 OF CREWMEMBERS ON BOARD STATION. 43 00:01:27,921 --> 00:01:30,050 LAUNCHING IN THE TRUNK OF THE DRAGON CAPSULE 44 00:01:30,050 --> 00:01:33,140 WILL BE A NEW AND IMPROVED DOOR TO SPACE. 45 00:01:33,140 --> 00:01:34,900 THE NANORACKS BISHOP AIRLOCK 46 00:01:34,900 --> 00:01:36,741 IS ROUGHLY 5 TIMES LARGER THAN 47 00:01:36,741 --> 00:01:39,270 THE AIRLOCK ON THE JAPANESE EXPERIMENT MODULE 48 00:01:39,270 --> 00:01:41,110 ALREADY IN USE ON THE STATION, 49 00:01:41,110 --> 00:01:43,590 AND WILL ALLOW ROBOTIC MOVEMENT OF PACKAGES, 50 00:01:43,590 --> 00:01:45,190 LARGER IN SIZE AND QUANTITY, 51 00:01:45,190 --> 00:01:47,619 TO THE EXTERIOR OF THE SPACE STATION, 52 00:01:47,619 --> 00:01:50,159 INCLUDING HARDWARE TO SUPPORT SPACEWALKS. 53 00:01:50,159 --> 00:01:52,350 THE AIRLOCK ALSO PROVIDES CAPABILITIES 54 00:01:52,350 --> 00:01:54,750 SUCH AS POWER AND ETHERNET REQUIRED 55 00:01:54,750 --> 00:01:57,070 FOR EXTERNAL PAYLOADS AND WILL ALSO HAVE 56 00:01:57,070 --> 00:01:59,960 THE ABILITY TO DEPLOY FREE-FLYING PAYLOADS, 57 00:01:59,960 --> 00:02:03,049 HOUSE EXTERNAL PAYLOADS, AND JETTISON TRASH. 58 00:02:03,049 --> 00:02:05,650 CHECK OUT NASA.GOV/NTV 59 00:02:05,650 --> 00:02:08,978 FOR THE LATEST SCHEDULE ON CRS-21’s LAUNCH. 60 00:02:09,810 --> 00:02:11,170 KEEP SENDING IN YOUR QUESTIONS