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

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

An unexpected monster black hole was found hiding inside one of the Milky Way's tiniest neighbors, rewriting what scientists ...

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

The Event Horizon Telescope captured the first image of the Milky Way galaxy's supermassive black hole Sagittarius A* — our ...

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

A black hole far from its galactic center has unleashed the fastest, brightest radio flares ever seen from a star’s destruction. For the first time, astronomers have detected a tidal disruption event ...

For the first time, scientists observed a black hole tearing apart a star far from its galaxy’s center, producing the fastest ...

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 ...

In a significant potential shift for astrophysics, it turns out that some quasars may weigh as little as half what was previously believed. Share on Facebook (opens in a new window) Share on X (opens ...

The galaxy, also known as M31, can be seen with the naked eye but appears more spectacular from areas with minimal light ...