A catalog of over 2,000 exploding white dwarf vampire stars, the largest ever gathered, has provided further evidence that ...

Betelgeuse, one of the brightest stars in the night sky, may not be alone. And its potential companion may be responsible for ...

In the sprawling Hydra constellation, 137 million light-years away, lies NGC 3285B—a dazzling spiral galaxy recently ...

It took about 50 exploding stars to upend cosmology. Researchers mapped and measured light from Type Ia supernovae, the ...

The Crab Nebula (M1) has one of the most famous origin stories around: The light from the supernova that created the nebula ...

More and more analyses indicate that dark energy is not constant – with potentially far-reaching consequences. Now a ...

Betelgeuse companion discovery with Gemini North resolves century-old mystery and opens new doors in red supergiant research ...

The two objects make for a strange pair. Unlike Betelgeuse, which is approaching the end of its life, the blue-white ...

A rogue, middle-mass black hole has been spotted disrupting an orbiting star in the halo of a distant galaxy, and it's all ...

What’s unique about this new supernova, called SN 2018zd, is that astronomers were able to compare Hubble and Spitzer space telescope images of its host galaxy before and after the explosion.

An unusual star system created more of a fizz and less of a bang when it exploded in a supernova. The “ultra-stripped” supernova led researchers to discover the two stars 11,000 light-years ...