This colorized image of Europa is a product of clear-filter grayscale data from one orbit of NASA’s Galileo spacecraft, combined with lower-resolution color data taken on a different orbit. The blue-white terrains indicate relatively pure water ice, whereas the reddish areas contain water ice mixed with hydrated salts, potentially magnesium sulfate or sulfuric acid. The […]
Posted on
June 25, 2025
Sign up for our newsletter:
Categories
19
1
1
4
2
27
8
15
6
1
6
15
193
1
145
1
150
15
4
1
79
94
40
2
2
2
1
1
24
10
87
14
17
17
6
10
1
52
143
41
287
40
1
1
2
28
39
1
5
10
11
14
6
1
1
3
1
32
6
3
274
1
10
2
316
1
6
129
61
1
4
6
2
3
2
1
3
11
1
1
2
15
34
1
5
18
3
5
10
5
14
2
3
17
22
1
5
586
1
9
28
36
97
3
3
1
4
349
1
51
320
2
10
1
1
12
6
6
2
10
1
1
42
1
203
4
1
2
23
25
2
1
1
222
1
125
324
30
3
99
1
183
10
2
132
1
29
49
10
3
8
2
1
1
4
2
1
1
131
22
4
1
2
28
4
1
1
1
13
Blog Posts
NASA Sets Coverage for Agency’s SpaceX Crew-12 Launch, Docking
February 6, 2026
Strong Solar Flare
February 6, 2026
Boreal Forests Are Shifting North
February 6, 2026