Astronomers have been aware of cosmic vampires, dead stars that hungrily strip plasma from victim stars, for some time. New ...

These are rare occurrences—scientists estimate that the giant black hole at the center of our Milky Way galaxy gobbles a star ...

The explosion of a star, called a supernova, is an immensely violent event. It usually involves a star more than eight times ...

Could the Universe have been born inside a black hole? This question, raised by a team of scientists, challenges the Big Bang theory. Their proposal suggests our Universe might have formed within ...

Scientists predict one of the major surveys by NASA's upcoming Nancy Grace Roman Space Telescope may reveal around 100,000 celestial blasts, ranging from exploding stars to feeding black holes. Roman ...

There’s a chance we could see a white dwarf star explosion this year. T Coronae Borealis, a binary star system and recurrent nova located roughly 3,000 light-years from Earth, is expected to erupt ...

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

Astronomers have taken the first ever image that shows what happens when a star explodes twice in a supernova.

A cataclysmic variable star was found as part of a project using two telescopes from opposite sides of the world.

The massive black hole has been dubbed GW231123. Its unusual size and behavior is challenging scientists' understanding of ...

The new black hole has more than 200 times the mass of our sun – and is challenging theories of how objects form in space ...

To date, the collaboration has detected dozens of merger events since its first Nobel Prize-winning discovery. Early detected ...