Black holes may appear to be shaped like a doughnut, but the truth is more complicated than that, explain our readers ...

Our galaxy's supermassive black hole is famous for being one of the dimmest in the universe. Evidence from a new space ...

A black hole is truly one of the most mysterious celestial phenomena known to man. Not only are they physically shrouded in ...

It sounds like something from the plot of Interstellar, but this plan to beam precious data back to Earth—before it’s lost ...

Nearly every galaxy has a supermassive black hole in its core. Whether the black hole forms first and then the galaxy around ...

Astronomers have obtained the sharpest-ever X-ray spectrum of an iconic active galaxy, providing the most accurate, precise ...

Astronomers were puzzled by a black hole around 50 million times the mass of the sun with no stars, spotted by the James Webb ...

Some discoveries arrive quietly, without fireworks or clean endings. Astronomers were watching a distant flare from a galaxy ...

A supermassive black hole in the spiral galaxy NGC 3783 just delivered an X-ray surprise that astronomers have never watched ...

New observations reveal that the relationship between ultraviolet and X-ray light in quasars has changed over billions of ...

Astronomers have decoded the hidden past of a distant red giant star by listening to tiny vibrations in its light, revealing ...

The supermassive black hole at the center of the Milky Way apparently flared up dramatically relatively recently. An echo of ...