1 00:00:04,490 --> 00:00:02,469 Houston station on space to ground 2 00:00:06,470 --> 00:00:04,500 welcome to space to ground your weekly 3 00:00:07,730 --> 00:00:06,480 look at what's happening on board the 4 00:00:10,100 --> 00:00:07,740 International Space Station 5 00:00:12,560 --> 00:00:10,110 I'm amico counter vehicle traffic is 6 00:00:14,930 --> 00:00:12,570 really picking up in space Tuesday saw 7 00:00:16,370 --> 00:00:14,940 SpaceX's dragon cargo ship depart the 8 00:00:18,350 --> 00:00:16,380 station for a splashdown in the Pacific 9 00:00:21,860 --> 00:00:18,360 Ocean just five and a half hours later 10 00:00:23,750 --> 00:00:21,870 the vehicle returned 3,700 pounds of 11 00:00:26,060 --> 00:00:23,760 cargo and critical science samples to 12 00:00:27,860 --> 00:00:26,070 earth and Europe's fifth and final 13 00:00:29,450 --> 00:00:27,870 automated Transfer Vehicle is slated to 14 00:00:32,089 --> 00:00:29,460 undock from the station on Saturday 15 00:00:34,400 --> 00:00:32,099 bringing an end to its six-month mission 16 00:00:36,650 --> 00:00:34,410 the vehicle carried seven tons of cargo 17 00:00:38,150 --> 00:00:36,660 to space and tested technologies for the 18 00:00:40,580 --> 00:00:38,160 improvement of future ferrying 19 00:00:42,020 --> 00:00:40,590 spacecraft the next resupply vehicle 20 00:00:44,300 --> 00:00:42,030 headed for the station is Russia's 21 00:00:46,340 --> 00:00:44,310 progress 58 it's scheduled for a 22 00:00:49,040 --> 00:00:46,350 same-day launch to docking on February 23 00:00:49,819 --> 00:00:49,050 17th astronaut Terry Virts spent some 24 00:00:51,530 --> 00:00:49,829 time this week 25 00:00:53,990 --> 00:00:51,540 setting up the plant rotation experiment 26 00:00:56,330 --> 00:00:54,000 as plants grow their roots leaves and 27 00:00:57,889 --> 00:00:56,340 stems form a spiral shape and this study 28 00:00:59,720 --> 00:00:57,899 hopes to learn more about micro 29 00:01:01,250 --> 00:00:59,730 gravity's effect on that process a 30 00:01:03,200 --> 00:01:01,260 better understanding could lead to new 31 00:01:05,230 --> 00:01:03,210 strategies for growing food crops and 32 00:01:07,460 --> 00:01:05,240 smaller spaces and with less fertilizer 33 00:01:09,380 --> 00:01:07,470 results will also help scientists 34 00:01:11,210 --> 00:01:09,390 develop plant habitats for astronauts 35 00:01:13,910 --> 00:01:11,220 growing their own food on future deep 36 00:01:15,440 --> 00:01:13,920 space missions this week's social media 37 00:01:16,969 --> 00:01:15,450 question asked what is the longest 38 00:01:17,930 --> 00:01:16,979 anyone has ever spent in space 39 00:01:20,810 --> 00:01:17,940 cumulatively 40 00:01:23,210 --> 00:01:20,820 well russian cosmonaut sergei krikalev 41 00:01:25,670 --> 00:01:23,220 holds the record with 803 days in space 42 00:01:27,800 --> 00:01:25,680 over the course of six flights but that 43 00:01:29,600 --> 00:01:27,810 record scene will be broken by cosmonaut 44 00:01:31,969 --> 00:01:29,610 gennady padalka who will launch next 45 00:01:33,560 --> 00:01:31,979 month along with ISS one-year crew 46 00:01:36,140 --> 00:01:33,570 members Scott Kelly and Mikhail 47 00:01:38,060 --> 00:01:36,150 Kornienko padalka will surpass the 48 00:01:39,039 --> 00:01:38,070 record for cumulative days in space on 49 00:01:41,060 --> 00:01:39,049 june 29th 50 00:01:42,590 --> 00:01:41,070 make sure to keep sending us your