An international team of astrophysicists, led by Northwestern University and the University of Leicester in England, has ...

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

Using the largest catalog of exploding white dwarf vampire stars ever gathered has provided further evidence that dark energy ...

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.

Pictures of a distant supernova remnant show two concentric rings, providing clear evidence that exploding white dwarf stars ...

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

The spiral galaxy M83 is captured face-on, providing a clear view of its full structure. Chandra's X-ray data reveals ...

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

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