A previously unexplored globular cluster glitters with multicolored stars in this NASA Hubble Space Telescope image. Globular clusters like this one, called ESO 591-12 or Palomar 8, are spherical collections of tens of thousands to millions of stars tightly bound together by gravity. Globular clusters generally form early in the galaxies’ histories in regions rich in gas […]
Posted on
July 15, 2025
Sign up for our newsletter:
Categories
25
1
55
4
1
1
103
1
90
31
1
8
1
1
235
108
1
1
14
10
3
10
28
1
29
2
13
1
146
185
3
1
3
2
2
1
324
361
132
51
1
43
128
335
18
2
50
1
13
12
4
4
10
10
1
210
1
13
37
16
1
1
25
199
1
1
2
2
1
1
19
1
2
1
24
135
158
18
1
18
79
3
25
2
40
1
2
14
10
1
9
1
6
15
4
9
1
4
14
6
2
1
1
3
15
100
3
1
10
303
8
1
6
29
1
11
42
12
2
3
3
14
1
326
14
1
16
1
18
1
9
35
6
6
1
5
48
10
41
5
1
4
2
23
147
1
2
1
2
31
63
1
1
7
16
5
6
3
3
3
10
281
37
2
151
1
4
1
7
599
2
9
98
2
6
2
30
Blog Posts
NISAR’s View of Mount Rainier
March 27, 2026