1
00:00:21,269 --> 00:00:19,670
hello and welcome again to nasa safari

2
00:00:23,349 --> 00:00:21,279
today we will be observing the

3
00:00:27,750 --> 00:00:23,359
international space station and the

4
00:00:29,750 --> 00:00:27,760
people who make its operation possible

5
00:00:31,669 --> 00:00:29,760
the now complete international space

6
00:00:33,750 --> 00:00:31,679
station is the largest spacecraft ever

7
00:00:35,430 --> 00:00:33,760
built having a constant human presence

8
00:00:37,510 --> 00:00:35,440
for over 10 years

9
00:00:40,069 --> 00:00:37,520
astronauts will go on expeditions for up

10
00:00:42,630 --> 00:00:40,079
to six months living and researching on

11
00:00:45,350 --> 00:00:42,640
the station

12
00:00:48,069 --> 00:00:45,360
this is the mission control center the

13
00:00:51,270 --> 00:00:48,079
epicenter for all operations of u.s

14
00:00:55,350 --> 00:00:53,029
flight controllers are the people at the

15
00:00:57,350 --> 00:00:55,360
front lines one of the greatest teams

16
00:00:59,670 --> 00:00:57,360
ever assembled they are tasked with

17
00:01:03,189 --> 00:00:59,680
ensuring the safety and success of any