Colossal Black Hole Found Skulking In a Tiny Galaxy Cluster

At 17 billion solar masses, it may be the second-largest black hole ever found—but it lives in a surprisingly quiet neighborhood.

April 11, 2016

20 Percent of Universe’s Normal Matter Exists in Dark Cosmic Voids

New research shows that black holes have forced normal matter into the vast expanse between cosmic filaments.

March 2, 2016

A Distant Supermassive Black Hole Emits Giant “Death Rays” Larger Than Our Galaxy

Astronomers have released a new X-ray/radio composite image of the distant galaxy Pictor A, showing a huge jet of high-energy particles produced by a supermassive black hole.  They were also able to determine how this jet, over three times the size of the Milky Way galaxy, produces such powerful X-ray emissions.  

February 5, 2016

Largest Black Holes Could Reach a Mass of 50 Billion Suns

Black holes found in the center of galaxies may reach a maximum size equivalent to about 50 billion Suns before expending the gas they use as fuel to grow.

December 22, 2015

Scientists Watch a Black Hole Consume a Sun-Like Star Then Belch out Remains

In an extremely rare astronomical event, scientists observe a black hole release jets of plasma as it devours a star.

December 2, 2015

Black Holes to Merge in 100,000 Years, in an Explosion to Rival 100 Million Supernovae

Earlier this year, astronomers discovered what appeared to be a pair of supermassive black holes circling toward a collision so powerful it would send a burst of gravitational waves surging through...

September 17, 2015

Here’s What it Looks Like When Two Black Holes Collide

Black holes are the most massive objects in the known universe. We have discovered a number that put our Sun (and our entirely solar system) to shame. In fact, just this past year, scientists...

July 30, 2015
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