The black hole appears to be growing at about 2.4 times the Eddington limit, which means it is consuming the equivalent of ...

Astronomers from Seoul National University, South Korea and elsewhere report the detection of 62 new luminous quasars as part of the All-sky BRIght, Complete Quasar Survey (AllBRICQS). The discovery ...

For centuries, the primary way that astronomers studied outer space was through sight. But just ten years ago, scientists ...

Astronomers have discovered the oldest and most distant black hole — a behemoth that likely formed at the dawn of the universe, more than 13 billion years ago. The black hole lies at the center of a ...

Astronomers have glimpsed the inner structure of a dying star in a rare kind of cosmic explosion called an "extremely stripped supernova." In a paper published today in Nature, Steve Schulze of ...

Image by Y.Y. Kovalev et al. A bright galactic nucleus with a supermassive black hole that spews out cosmic radiation is pointing straight at us. Thankfully, the object, unimaginatively dubbed "PKS ...

Dr Ryan MacDonald, lecturer in extrasolar planets in the School of Physics and Astronomy at the University of St Andrews, ...

"The profile of the occultation was most consistent with it being a new satellite — a new moon — going around Quaoar." ...