Could the Universe have been born inside a black hole? This question, raised by a team of scientists, challenges the Big Bang ...

Supermassive black holes usually lurk unseen, but when an unlucky star drifts too close they ignite titanic outbursts ...

Researchers have observed strange goings-on around a supermassive black hole located nearly 300 million light years away.

A team of scientists is proposing a bold alternative to the Big Bang theory, suggesting that our universe may have instead ...

Black holes are invisible, yet they are among the brightest things in the universe. If a star wanders too close to a black ...

Astronomers have found a remarkably powerful jet shooting out from a black hole that formed just 3 billion years after the ...

Chinese astronomers have observed an X-ray binary system designated IGR J19294+1816. As a result, they discovered multiple X-ray quasi-periodic oscillations in this source. The finding was reported in ...

What began as a mathematical curiosity scorned by leading scientists has become the cornerstone of modern astrophysics, ...

Black holes may form and grow quietly inside stars due to the accumulation of dark matter, potentially explaining the existence of near- and sub-solar-mass black holes. In white dwarfs, the ...

And, sometimes material falling into a black hole can "become rerouted" into two jets, ... "Maybe the jet somehow snowplows hydrogen fuel onto the white dwarfs, causing them to erupt more frequently." ...

A supermassive black hole with an exceptional 7-minute flash may have a “stellar companion.” Of three possible explanations, one is a white dwarf star caught in the black hole’s gravity.