Researchers at NASA’s Goddard Space Flight Center in Greenbelt, Maryland, have discovered X-ray activity that sheds light on the evolution of galaxies. The X-rays outline giant clouds of cold gas in the nearby spiral galaxy NGC 4945. The gas appears to have blasted through the galaxy after its central supermassive black hole erupted some 5 […]
Category:
Astrophysics, Black Holes, Chandra X-Ray Observatory, Galaxies, Galaxies, Stars, & Black Holes, Goddard Space Flight Center, Science & Research, Spiral Galaxies, Supermassive Black Holes, The Universe
Posted on
January 11, 2024
Sign up for our newsletter:
Categories
107
544
130
134
6
110
39
1
85
3
6
12
1
1
5
5
1
1
3
45
1
2
27
38
129
23
1
30
3
23
85
3
17
13
1
1
1
1
2
11
16
13
1
2
1
22
4
1
1
4
75
2
87
43
8
274
4
36
2
2
1
1
158
46
1
21
1
3
1
38
2
3
4
8
3
6
1
243
1
5
177
12
2
3
33
1
280
296
11
2
26
2
1
4
10
10
3
1
1
4
28
1
10
3
64
1
93
19
1
1
2
3
195
16
1
6
4
11
5
4
12
28
16
8
1
1
12
297
2
1
237
2
16
1
6
1
37
2
10
13
13
4
7
10
141
1
1
13
1
3
3
55
1
23
1
155
Blog Posts
NASA Astronaut Zena Cardman
June 24, 2025