A massive, spacetime-warping cluster of galaxies is the setting of today’s NASA/ESA Hubble Space Telescope image. The galaxy cluster in question is Abell 209, located 2.8 billion light-years away in the constellation Cetus (the Whale). This Hubble image of Abell 209 shows more than a hundred galaxies, but there’s more to this cluster than even […]
Category:
Astrophysics, Astrophysics Division, Galaxies, Galaxy clusters, Goddard Space Flight Center, Gravitational Lensing, Hubble Space Telescope
Posted on
July 11, 2025
Sign up for our newsletter:
Categories
1
131
6
1
4
10
1
1
3
7
4
3
28
6
3
132
1
87
1
95
3
1
4
1
49
252
203
2
8
1
28
10
5
16
39
6
12
10
14
1
35
1
1
4
2
28
142
36
20
69
285
2
13
1
1
1
80
3
249
2
5
12
1
37
138
5
2
162
1
24
13
314
17
14
2
26
39
4
27
558
1
6
10
16
6
4
5
1
2
1
14
92
16
114
1
3
2
2
3
1
23
56
1
1
1
14
3
1
32
13
10
2
1
13
1
3
2
3
3
2
2
1
301
22
89
10
44
1
2
164
4
1
4
1
48
1
19
3
1
1
113
1
1
4
42
1
2
8
2
5
11
1
187
23
2
292
2
2
12
1
Blog Posts
A Brief Outburst
September 12, 2025
NASA’s GUARDIAN Tsunami Detection Tech Catches Wave in Real Time
September 12, 2025
Artemis II Crew to Advance Human Spaceflight Research
September 12, 2025