15 April 2008, 11:31 AM ET
The black hole at the center of the Milky Way released a flash of X-rays.
10 April 2008, 01:08 PM ET
Scientists have calculated how three black holes could collide.
02 April 2008, 11:25 AM ET
Astronomers discover possible middleweight black hole.
01 April 2008, 12:55 PM ET
Astronomers find the lightest black hole yet weighed.
06 March 2008, 02:00 PM ET
The mysterious properties of black holes can be recreated on a tabletop.
29 January 2008, 05:51 AM ET
Speeding stars rocketed from Milky Way, and maybe neighbors, by black holes.
15 January 2008, 06:38 AM ET
Super-massive black holes may spin at speeds approaching the speed of light.
12 January 2008, 08:30 AM ET
Exploding stars send shockwaves that evaporate gas around black hole.
11 January 2008, 10:20 AM ET
The mysterious sources of antimatter have now been discovered.
10 January 2008, 03:00 PM ET
Finding shows galaxies don't need bulge to harbor monster black holes.
09 January 2008, 03:19 PM ET
Massive black hole 18 billion times more massive than sun discovered.
09 January 2008, 12:30 PM ET
Our home galaxy could be chock-full of rogue black holes.
17 December 2007, 01:26 PM ET
Big black hole seen blasting a nearby neighbor with its powerful jet.
28 November 2007, 03:16 PM ET
X-ray observatory detects fastest-moving star in the galaxy.
21 November 2007, 01:01 PM ET
The stars are like other dying embers, but with a shroud of carbon ash.
08 November 2007, 02:00 PM ET
Scientists have linked ultrahigh energy cosmic rays to active galactic nuclei.
05 November 2007, 06:16 AM ET
Black holes can drive extraordinarily powerful winds that push out and force star formation and shape the fate of a galaxy.
30 October 2007, 10:16 AM ET
Scientists estimate the new black hole is between 24 to 33 solar masses.
25 October 2007, 01:48 PM ET
Hundreds of black holes were found lurking in distant dusty galaxies.
17 October 2007, 01:00 PM ET
A stellar black hole more than one and a half times more massive than theory predicts has astronomers puzzled.
27 September 2007, 02:01 PM ET
Strange signal may be echo of neutron star collision, black hole evaporation.
21 September 2007, 05:29 PM ET
A NASA mission to find black holes has been restarted after cancellation early last year.
27 August 2007, 12:57 PM ET
Astronomers "see" effects of Einstein's relativity around neutron stars.
10 August 2007, 02:54 PM ET
Evidence shows the bright behemoths feed off lesser galaxies.
31 July 2007, 06:05 AM ET
Scientists discover a new type of "invisible" supermassive black hole.
24 July 2007, 01:09 PM ET
Supermassive black holes grow more rapidly in young galaxy clusters.
27 June 2007, 11:05 AM ET
Black holes arenâ€™t the only objects in the universe that can fire X-ray jets.
07 June 2007, 09:33 AM ET
Astronomers find most distant black hole yet found.
05 June 2007, 05:52 AM ET
Astronomers find one of the universeâ€™s most powerful energy bursts.
01 June 2007, 10:36 AM ET
Monster black holes can be loners, lurking in cosmic voids where stellar food is somewhat unavailable and neighbors seem nonexistent.
29 May 2007, 04:54 PM ET
Astronomers discover why runaway black holes are so uncommon and what launches the rarities.
28 May 2007, 08:29 AM ET
A â€œfailed starâ€ with only 24 times the mass of Jupiter is the smallest known object to spout jets of matter from its poles, a phenomenon typically associated with much larger black holes and young stars.
24 May 2007, 01:19 PM ET
Like well prepared travelers, some wandering black holes take their food with them as they journey through their host galaxies.
17 May 2007, 02:03 PM ET
A new detailed peak at a pair of colliding black holes reveals clouds of new stars formed in the wake of the merger.
30 April 2007, 06:22 AM ET
To light up the brightest flashes in the universe may require intense magnetic fields rather than fiery jets.
27 April 2007, 11:34 AM ET
Several ideas have tried to explain the most colossal eruptions in the universe.