Researchers identified a "forbidden range" of black-hole masses more than 45 times the Sun's mass, where stellar-origin black holes are rare. The gap aligns with models in which such stars explode via ...

A Mysteriously Bright Supernova Stunned Scientists: Now They Think They Know the Cause ...

Astronomers have discovered the first radio signals from a unique category of dying stars, called Type Ibn supernovae, and these signals offer new insights into how massive stars meet their demise.

Astronomers from the Chinese Academy of Sciences (CAS) have employed the Lijiang 2.4-m telescope to perform optical ...

Add Yahoo as a preferred source to see more of our stories on Google. Composite gri image of NGC 4388 showing SN 2023fyq, captured by the Las Cumbres Observatory on August 11, 2023. White tick marks ...

Scientists discover a star, HD 254577, that survived a supernova and is now racing through space, revealing how the explosion ...

Add Yahoo as a preferred source to see more of our stories on Google. This combined image shows Pa 30, a unique stellar remnant in the constellation Cassiopeia. (Credit: NASA/CXC) It's never too late ...

It's never too late to solve a cold case. A new paper from Syracuse University researchers proposes an explanation for both a mysterious stellar object discovered in the year 2013 and an astronomical ...

The ‘guest star’ of 185 AD has been one of astronomy's most unresolved cases for over 1800 years. Ancient Chinese chroniclers recorded a mysterious li.

A supernova – the explosive death of a star – is always violent, blasting material into space while typically leaving behind ...