Friday, September 05, 2025

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August 15, 2025 3:18 PM

New type of supernova detected as black hole causes star to explode

Astronomers have observed the calamitous result of a star that picked the wrong dance partner. They have documented what appears to be a new type of supernova, as stellar explosions are known, that occurred when a massive star tried to swallow a blac...

October 30, 2024 11:38 AM

Astronomers observe black hole that may have formed gently

The conventional wisdom among astronomers is that black holes - those exceptionally dense objects with gravity so powerful that not even light can escape - form in the violent explosion, called a supernova, of a massive dying star. But some, it turns...

June 19, 2024 12:27 PM

Scientists witness a dormant supermassive black hole roar to life

At the center of the Milky Way galaxy resides a supermassive black hole four million times the mass of our sun called Sagittarius A* that some scientists have called a gentle giant because of its quiescence. But someday it could become a beast. Rese...

 

Last updated on: 5th Sep 2025