| 17 Dec 07 |  | 3C321 | Black Hole Fires at Neighboring Galaxy |
| 10 Dec 07 |  | Whirlpool Galaxy
(M51) | A spiral galaxy 31 million light years from Earth. |
| 28 Nov 07 |  | RX J0822-4300 in Puppis A | A neutron star created when a massive star exploded about 3,700 years ago. |
| 15 Nov 07 |  | NGC 281 | NGC 281 is a bustling hub of star formation about 10,000 light years away. |
| 25 Oct 07 |  | GOODS Chandra Deep Field-South | A compilation of long observations on the same patch of sky. |
| 23 Oct 07 |  | G292.0+1.8 | A young supernova remnant 20,000 light years from Earth, in the constellation Centaurus. |
| 17 Oct 07 |  | M33 X-7 | A binary system in the galaxy M33 where a large companion star is in orbit around a black hole. |
| 03 Oct 07 |  | Orion Nebula | A rich cluster of young stars about 1,500 light years from Earth. |
| 27 Sep 07 |  | NGC 5315 | A planetary nebula about 7,000 light years from Earth in the constellation of Circinus. |
| 20 Sep 07 |  | Abell 3627 | A giant cluster of galaxies about 220 million light years from Earth with galaxy ESO 137-001 plunging into it. |
| 13 Sep 07 |  | Coronet Cluster | A region of star formation about 420 light years from Earth. |
| 30 Aug 07 |  | LHa115-N19 | 200,000 light years away, the Small Magellanic Cloud (SMC) is one of the Milky Way's closest galactic neighbors. |
| 16 Aug 07 |  | Abell 520 | A system where at least two massive galaxy clusters have collided. |
| 08 Aug 07 |  | G347.3-0.5 | Two supernova remnants for which their stellar explosions may have been witnessed by ancient astronomers. |
| 08 Aug 07 |  | RCW 86 | Two supernova remnants for which their stellar explosions may have been witnessed by ancient astronomers. |
| 06 Aug 07 |  | CL0958+4702 | A four-way collision of galaxies about 5 billion light years away. |
| 24 Jul 07 |  | CL 0542-4100 | Two clusters of galaxies about 5.7 billion light years from Earth. |
| 24 Jul 07 |  | CL 0848.6+4453 | Two clusters of galaxies about 5.7 billion light years from Earth. |
| 10 Jul 07 |  | RCW 103 | A new X-ray image shows the aftermath of a cosmic explosion which occurred about 10,000 light years from Earth. |
| 27 Jun 07 |  | Circinus X-1 | A system where a neutron star is in orbit with a star several times the mass of the Sun. |
| 20 Jun 07 |  | Eta Carinae | A star between 100 and 150 more massive than the Sun, about 7,500 light years from Earth. |
| 13 Jun 07 |  | N132D | A supernova located in the Large Magellanic Cloud about 160,000 light years from Earth. |
| 30 May 07 |  | 3C438 | Evidence for an awesome upheaval in a massive galaxy cluster was discovered in a Chandra image. |
| 22 May 07 |  | Andromeda Galaxy | Also known as M31 and the nearest major galaxy to the Milky Way. |
| 07 May 07 |  | SN 2006gy | A supernova in the galaxy NGC 1260, about 238 million light years away. |
| 30 Apr 07 |  | Sombrero Galaxy | Sombrero (M104) is one of the largest galaxies in the nearby Virgo cluster, about 28 million light years from Earth. |
| 12 Apr 07 |  | NGC 1365 | Observations of the galaxy NGC 1365 have captured an eclipse of the supermassive black hole at its center. |
| 10 Apr 07 |  | NGC 4258 | A spiral galaxy about 25 million light years from Earth, also known as M106. |
| 04 Apr 07 |  | SN 2006jc | In a galaxy far, far away, a massive star suffered a nasty double whammy. |
| 29 Mar 07 |  | 3C442A | Astronomers think that there are enormous black holes at the centers of most, if not all, galaxies. |
| 12 Mar 07 |  | Bootes Field | This panorama is the largest contiguous field ever obtained by the Chandra X-ray Observatory. |
| 01 Mar 07 |  | Jupiter | Chandra observations of the powerful X-ray auroras near the poles of Jupiter. |
| 22 Feb 07 |  | Supernova 1987A | February 24, 2007 marks the 20th anniversary of the first observation of Supernova 1987A. |
| 15 Feb 07 |  | The Eagle Nebula (M16) | A new look at the famous |
| 30 Jan 07 |  | G11.2-0.3 | The remains of a massive star that exploded. |
| 10 Jan 07 |  | Light Echo at Galactic Center | X-rays bounced off gas clouds near the Milky Way's supermassive black hole. |
| 09 Jan 07 |  | Kepler's Supernova Remnant | A supernova remnant believed to be created when a star exploded over 400 years ago. |
| 04 Jan 07 |  | DEM L238 and DEM L249 | DEM L238 and DEM L249 are two supernova remnants in the Large Magellanic Cloud. |
| 03 Jan 07 |  | NGC 4472 | Astronomers have found a black hole where few thought they could ever exist, inside a globular star cluster. |
