A supernova remnant about 20,000 light years from Earth.
March 29th, 2010
A supernova remnant located in the Large Magellenic Cloud
May 24th, 2010
A binary system containing a stellar-mass black hole, located about 28,000 light years from Earth.
February 21st, 2012
A composite image combines the deepest X-ray image ever taken with
optical and infrared data from Hubble.
June 14th, 2011
The central elliptical galaxy in a group located about 105 million light years from Earth.
December 8th, 2010
One of six galaxies in a study to examine properties of Type Ia supernovas.
February 17th, 2010
A massive galaxy about 50 million light years away in the Virgo Cluster.
August 18th, 2010
A spiral galaxy about 50 million light years from Earth containing a supermassive black hole.
March 3rd, 2010
A supernova that was seen to explode in 1979 from Earth, found in the galaxy M100.
November 15th, 2010
A supernova in the Large Magellanic Cloud, which lies about 160,000 light years from Earth.
December 14th, 2010
A collision of galaxy clusters about 3.5 billion light years away.
June 22nd, 2011
A lenticular galaxy located about 32 million light years from Earth.
July 27th, 2011
A supernova remnant about 11,000 light years away.
February 23rd, 2011
A stellar-mass black hole in orbit with a companion star located about 6,000 light years from Earth.
November 17th, 2011
A spiral galaxy with two supermassive black holes located about 160 milion light years from Earth.
August 31st, 2011
A system containing a black hole about 14 times the Sun's mass in orbit with a companion star.
January 12th, 2011
A large region of star formation about 160,000 light years away in the Large Magellanic Cloud.
November 10th, 2011
A galaxy about 430 million light years from Earth.
February 9th, 2011
A cluster of galaxies located about 480 million light years from Earth.
December 13th, 2011
Two massive stars in the Milky Way,
both about 9,000 light years from Earth.
April 13th, 2011
A star-forming region about 7,500 light years from Earth.
May 24th, 2011
A starburst galaxy located about 12 million light years from Earth.
January 13th, 2011
A nebula with active star formation about 6,500 light years from Earth.
September 28th, 2011
A supernova remnant located about 16,000 light years from Earth.
October 12th, 2011
A dwarf starburst galaxy about 30 million light years from Earth.
January 10th, 2011
The planetary nebula Abell 30, (a.k.a. A30), is located about 5500 light years from Earth.
November 15th, 2012
A galaxy about 43 million light years from Earth with an actively growing black hole at its center.
March 10th, 2011
A gamma-ray burst located about 3.8 billion light years from Earth.
April 7th, 2011
A supernova explosion in the Milky Way observed on Earth in the year 1054.
May 11th, 2011
A pulsar located about 1,600 light years from Earth.
July 13th, 2011
A pair of galaxies located about 450 million light years from Earth.
August 11th, 2011
A massive star-forming region located about 160,000 light years away.
April 17th, 2012
The galaxy at the center of this image contains an X-ray source, CID-42, with exceptional properties.
June 4th, 2012
This image combines data from four different space telescopes to create a multi-wavelength view of all that remains of the oldest documented example of a supernova, called RCW 86.
October 24th, 2011
This gallery shows four planetary nebulas from the first systematic survey of such objects in the solar neighborhood made with Chandra X-ray Observatory.
October 10th, 2012
A pulsar found within a supernova remnant in the Small Magellanic Cloud (SMC)
December 20th, 2011
Four elliptical galaxies with very low levels of star formation.
May 30th, 2014
The debris from an exploded star located about 11,000 light years from Earth.
March 29th, 2012
A galaxy cluster located about 7 billion light years from Earth.
December 1st, 2010
This Chandra image of the Tycho contains new evidence for what triggered the original supernova explosion.
April 26th, 2011
A quasar at a distance of about 12.4 billion light years from Earth.
November 28th, 2012
An enormous halo of hot gas (in blue) around the Milky Way galaxy with a radius of at least 300,000 light years.
September 24th, 2012
A supernova remnant in the Milky Way about 13,000 light years
March 24th, 2011
A spiral galaxy located about 15 million light years from Earth.
April 30th, 2012
A star cluster about 5,000 light years from Earth that contains many massive young stars.
November 7th, 2012
A young supernova remnant in the spiral galaxy M83, which is located about 15 million light years from Earth.
July 30th, 2012
Galaxies produce fewer stars than galaxies with less active black holes.
May 9th, 2012
A cluster of galaxies located about 2.3 billion light years from Earth.
March 14th, 2012
A collision of massive galaxy clusters located about 2.4 billion light years from Earth.
March 1st, 2012
A supernova remnant located about 14,700 light years from Earth toward the center of the Milky Way
February 1st, 2012
This composite image shows the spiral galaxy NGC 3627, located about 30 million light years from Earth.
December 13th, 2012
A spiral galaxy located about 21 million light years from Earth.
May 24th, 2012
A black hole located in the middle of the spiral galaxy NGC 4178
October 24th, 2012
An exoplanet in orbit around a star about 63 light years from Earth
July 29th, 2013
Two galaxies with unusually large central black holes.
June 11th, 2012
A pulsar found racing away from a supernova remnant about 30,000 light years from Earth.
June 28th, 2012
The debris from a supernova observed in 1604.
September 11th, 2012
Intense magnetic fields drive torrents of gas into the stellar surface.
July 3rd, 2012
These two images show a large change in X-ray brightness of a rapidly rotating neutron star, or pulsar, between 2006 and 2013.
September 26th, 2013
A new collaboration combines data from amateur astronomers with data from NASA mission archives.
April 23rd, 2014