Introduction Launched into the night sky more than 26 years ago, on Dec. 19, 1999, from Vandenberg Air Force Base (now Space Force Base), Terra was NASA’s first Earth Observing System (EOS) flagship mission to study Earth’s land surface from space via a coordinated series of polar-orbiting and low-inclination satellites that produce long-term global observations […]
Category:
Earth Science
Posted on
December 30, 2025
Sign up for our newsletter:
Categories
1
40
12
1
1
1
2
2
10
2
3
203
18
2
3
17
1
1
9
5
10
324
1
36
3
5
28
9
1
4
3
6
2
3
1
1
319
11
1
1
13
1
1
5
2
42
1
5
4
1
23
1
2
25
150
1
4
1
586
1
10
132
2
3
1
10
2
1
1
348
1
4
1
6
131
287
22
1
1
6
28
1
39
4
19
1
1
4
1
15
125
6
30
8
14
15
222
6
1
99
145
183
3
32
6
2
2
15
10
2
94
40
10
87
29
2
1
49
129
1
8
1
52
143
14
4
6
2
1
3
41
28
10
34
1
1
5
11
14
6
1
2
27
2
193
1
1
15
3
22
274
2
316
1
79
97
1
6
3
61
1
1
24
2
51
17
4
17
10
Blog Posts
A Winter Blanket Covers North Carolina
February 6, 2026
NASA Selects Two Earth System Explorers Missions
February 5, 2026
Career Spotlight: Welder (Ages 14-18)
February 5, 2026
