Most of these astrophysical monsters are stars with various behavioral issues, such as explosive supernovae or ridiculously ...

The image of supermassive black hole Sagittarius A * was created using data from the Event Horizon Telescope Collaboration.

Whenever someone talks about black holes, they almost always talk about the event horizon and the singularity. After all, ...

By Leah CraneA nearby galaxy once thought to be dominated by dark matter seems to have a surprise supermassive black hole at ...

Astronomers caught a rogue black hole tearing apart a star 2,600 light-years from its galaxy’s center — a first-of-its-kind ...

The universe's first galaxies were hot messes, according to a recent study. During their younger days, they were wild, ...

Event Horizon Telescope data reveal the magnetic field around M87* shifted, weakened and then flipped, defying theoretical expectations.

APM 08279-5255 is a massive black hole (quasar) that contains about 140 trillion times the amount in all of Earth’s oceans ...

The experiment at CERN produced pairs of electron and positron beams, propagating into an ambient plasma. The international team of researchers found that the beams were narrow and nearly parallel, ...

Black holes are massive, strange and incredibly powerful astronomical objects. Scientists know that supermassive black holes reside in the centers of most galaxies. But there's an open question in ...

"The results we are obtaining are truly unexpected, and all point to a super Eddington-type growth mechanism for black holes. I would say we hit the jackpot!" When you purchase through links on our ...

Some galaxies could grow so large by consuming one star from a binary system. April 8, 2012— -- For years, astronomers have puzzled over the diet needed to bulk up supermassive black holes – ...