New observations from NASA’s Chandra X-ray Observatory and other telescopes have captured a rare cosmic event: two galaxy clusters have collided and are now poised to head back for another swipe at each other. Galaxy clusters are some of the largest structures in the Universe. Held together by gravity, they are monster-sized collections of hundreds […]
Category:
Chandra X-Ray Observatory, Galaxies, Galaxy clusters, Marshall Astrophysics, Marshall Space Flight Center, The Universe
Posted on
June 4, 2025
Sign up for our newsletter:
Categories
14
13
4
92
5
41
164
23
19
1
3
1
2
1
3
56
1
23
1
2
14
3
32
1
10
131
2
4
1
3
2
2
2
13
1
22
1
7
1
1
89
6
4
1
4
2
1
48
113
8
1
2
10
1
1
1
34
2
11
8
252
1
5
4
187
10
2
2
2
12
1
1
1
142
291
16
3
6
4
1
1
132
3
10
28
3
3
1
1
36
87
1
2
3
48
80
95
27
1
2
5
28
12
202
5
39
313
1
6
14
24
1
557
1
16
28
16
4
20
1
1
285
69
4
1
1
2
2
1
114
13
12
249
5
301
2
37
10
1
138
13
16
3
3
14
2
4
161
1
3
1
26
39
1
44
10
6
1
1
6
Blog Posts
NASA Armstrong to Host Partnership Day Oct. 21-22
September 12, 2025
NASA Ames Science Directorate: Stars of the Month – September 2025
September 11, 2025