Chandra X-Ray Observatory
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On the Hunt for Black Holes
Posted by Irene Klotz 13 HOURS AGO | 0
By aiming a new telescope at the highest-energy X-ray light, astronomers hope to see where black holes are hiding. Read more
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Measuring a Tiny, Yet Mighty, Black Hole
Posted by Nicole Gugliucci Sat Dec 3, 2011 12:19 AM ET | 0
Astronomers have measured the vital statistics of the black hole living in the famous Cygnus X-1 binary system to a very high precision. The mass and physical size of the black hole may surprise you... Read more
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X-ray Image of an Expanding Space Spider
Posted by Jason Major Tue Nov 15, 2011 04:13 AM ET | 0
The Tarantula Nebula is growing, but astronomers can't agree why. Read more
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Black Hole Outburst Accompanied the Renaissance
Posted by Ray Villard Tue Oct 18, 2011 03:07 PM ET | 0
If Galileo had an X-ray telescope he would have noted a powerful burst of energy from the heart of our galaxy 400 years ago. Read more
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Star Rips Exoplanet to Shreds with X-Rays
Posted by Jason Major Wed Sep 14, 2011 03:50 AM ET | 0
Some relationships are doomed from the beginning, and the same can be said of some planetary systems. Read more
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Hungry Black Holes Lurk at Edge of the Universe
Posted by Ian O'Neill Wed Jun 15, 2011 09:03 PM ET | 0
13 billion light-years away, at the very edge of our observable universe, supermassive black holes lurk inside their galactic hosts, feeding. Read more
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Kepler May Uncover Numerous Ring Worlds
Posted by Ray Villard Sun May 8, 2011 09:02 AM ET | 0
Planetary rings made of rock or silicates might be common in the Galaxy. Read more
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Mysterious Cosmic Blast a Hungry Black Hole?
Posted by Irene Klotz Thu Apr 7, 2011 12:52 PM ET | 0
Bright blasts of radiation from the center of a galaxy 3.8 billion light-years from Earth are puzzling astronomers. Read more
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A Throbbing Black Hole in the 'Eye of Sauron'
Posted by Nicole Gugliucci Fri Mar 18, 2011 02:59 PM ET | 0
In the center of galaxy NGC 4151, a black hole lurks. Read more
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Galaxy Smash Leaves Black Hole Ring
Posted by Nicole Gugliucci Wed Feb 16, 2011 02:59 AM ET | 0
A galaxy collision is an impressive creation event, that is, the creation of stars and, in this case, a ring of black holes. Read more
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Biggest Black Holes Are Mostly Quiet
Posted by Irene Klotz Tue Dec 28, 2010 11:45 AM ET | 0
Active black holes were at least 100 times more common 10 billion years ago. So what happened to these once ravenous monsters? Read more
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Wide Angle: Black Holes, Big and Small
Posted Mon Nov 22, 2010 06:02 PM ET
Black holes are considered to be the gravitational behemoths of the Universe. However, they don't all come in one size. Read more
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Black Hole Baby Spotted Being Born
Posted by Larry O'Hanlon Mon Nov 15, 2010 02:59 PM ET | 0
For the first time ever, a black hole has been seen being born out of a supernova of a star perhaps 20 times the mass of our sun. Read more
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Raucous Active Galaxy Destroys Own Environment
Posted by Nicole Gugliucci Sat Aug 21, 2010 05:25 PM ET | 0
The powerful radio source in the center of M87 is a supermassive black hole, ripping away at the heart of the galaxy. Read more
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Colliding Galaxies Erupt with Violent Beauty
Posted by Nicole Gugliucci Tue Aug 10, 2010 04:53 PM ET | 0
We've seen their dazzling beauty, but what exactly is going on in this technicolor picture of the Antennae Galaxies? Read more
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