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18 Dec 12
A galaxy cluster about 1.3 billion light years from Earth with a large elliptical galaxy in its center.
13 Dec 12
This composite image shows the spiral galaxy NGC 3627, located about 30 million light years from Earth.
15 Nov 12
The planetary nebula Abell 30, (a.k.a. A30), is located about 5500 light years from Earth.
07 Nov 12
A star cluster about 5,000 light years from Earth that contains many massive young stars.
10 Oct 12
(Cat's Eye Nebula)
A planetary nebula located less than 5000 light years from Earth.
24 Sep 12
An enormous halo of hot gas (in blue) around the Milky Way galaxy with a radius of at least 300,000 light years.
30 Aug 12
A star cluster embedded within the N44 nebula, which is located about 160,000 light years from Earth.
15 Aug 12
A galaxy cluster, whose official name is SPT-CLJ2344-4243, located about 5.7 billion light years from Earth.
30 Jul 12
A young supernova remnant in the spiral galaxy M83, which is located about 15 million light years from Earth.
03 Jul 12
Astronomers have obtained a rare glimpse of the powerful phenomena that accompany a still-forming star.
28 Jun 12
A pulsar found racing away from a supernova remnant about 30,000 light years from Earth.
11 Jun 12
New evidence from Chandra challenges prevailing ideas about how supermassive black holes grow in the centers of galaxies.
11 Jun 12
A galaxy, located 85 million light years away, with an unusually large central black hole.
04 Jun 12
The galaxy at the center of this image contains an X-ray source, CID-42, with exceptional properties.
15 May 12
A supernova found in the galaxy UGC 5189A about 160 million light years from Earth.
09 May 12
Galaxies produce fewer stars than galaxies with less active black holes.
03 May 12
A galaxy about 2.7 billion light years from Earth with a supermassive black hole at its center.
17 Apr 12
(30 Doradus)
A massive star-forming region located about 160,000 light years away.
29 Mar 12
A new study of a SNR indicates that the original massive star may have turned inside out in the explosion.
02 Mar 12
A collision of massive galaxy clusters located about 2.4 billion light years from Earth.
08 Feb 12
Illustration of the supermassive black hole at the center of the Milky Way galaxy.
01 Feb 12
A supernova remnant located about 14,700 light years from Earth toward the center of the Milky Way
Revised: June 02, 2022