An overview of the Chandra mission and goals, Chandra's namesake, top 10 facts.
Classroom activities, printable materials, interactive games & more.
Overview of X-ray Astronomy and X-ray sources: black holes to galaxy clusters.
All Chandra images released to the public listed by date & by category
Current Chandra press releases, status reports, interviews & biographies.
A collection of multimedia, illustrations & animations, a glossary, FAQ & more.
A collection of illustrations, animations and video.
Chandra discoveries in an audio/video format.
Chandra Images by Date: 2011
20 Dec 11
A pulsar found within a supernova remnant in the Small Magellanic Cloud (SMC)
13 Dec 11
A cluster of galaxies located about 480 million light years from Earth.
17 Nov 11
A stellar-mass black hole in orbit with a companion star located about 6,000 light years from Earth.
10 Nov 11
(30 Doradus)
A large region of star formation about 160,000 light years away in the Large Magellanic Cloud.
26 Oct 11
A supernova remnant about 8,000 light years away.
25 Oct 11
Two pairs of galaxies in a large survey that covers a large patch on the sky.
25 Oct 11
Two pairs of galaxies in a large survey that covers a large patch on the sky.
12 Oct 11
A supernova remnant located about 16,000 light years from Earth.
28 Sep 11
A nebula with active star formation about 9,200 light years from Earth.
13 Sep 11
A star with a planet in very close orbit around it, about 880 light years from Earth.
31 Aug 11
A spiral galaxy with two supermassive black holes.
11 Aug 11
A pair of galaxies located about 450 million light years from Earth.
27 Jul 11
lenticular galaxy located about 32 million light years from Earth.
13 Jul 11
A pulsar located about 1,600 light years from Earth.
22 Jun 11
A collision of galaxy clusters about 3.5 billion light years away.
15 Jun 11
A composite image combines the deepest X-ray image with optical and infrared data.
24 May 11
A star-forming region about 7,500 light years from Earth.
11 May 11
A supernova explosion in the Milky Way observed on Earth in the year 1054.
26 Apr 11
A SNR named after the Danish astronomer who observed it in 1572.
13 Apr 11
Two massive stars in the Milky Way, both about 9,000 light years from Earth.
13 Apr 11
Two massive stars in the Milky Way, both about 9,000 light years from Earth.
07 Apr 11
A gamma-ray burst located about 3.8 billion light years from Earth.
24 Mar 11
A supernova remnant in the Milky Way about 13,000 light years from Earth.
10 Mar 11
A galaxy with an actively growing black hole at its center.
23 Feb 11
A supernova remnant about 11,000 light years away.
09 Feb 11
A galaxy about 430 million light years from Earth.
13 Jan 11
A starburst galaxy located about 12 million light years from Earth.
12 Jan 11
A system containing a black hole about 14 times the Sun's mass in orbit with a companion star.
12 Jan 11
A burgeoning galactic metropolis, the most distant known in the early universe.
10 Jan 11
A dwarf starburst galaxy about 30 million light years from Earth.