An international team of astronomers has performed photometric and spectroscopic observations of a distant Type Ibn supernova ...

Is there anything more dramatic than an exploding star? More than just extraordinarily bright, energetic events that can ...

Astronomers may have misread cosmic acceleration for 27 years. The universe may be slowing down, not speeding up.

Scientists may have solved the mystery of an "impossible" merger between two black holes so massive and fast-spinning that ...

How much light does a supernova shed on the history of universe? New research by cosmologists at the University of Chicago and Wayne State University confirms the accuracy of Type Ia supernovae in ...

Distant exploding stars observed by NASA’s Hubble Space Telescope are providing astronomers with a powerful tool to determine the strength of naturally occurring “cosmic lenses” that are used to ...

Astronomers recognize three flavors of type I supernovae: type Ia, Ib, and Ic. Type Ia supernovae occur in binary systems, where matter from a normal companion star flows onto a white dwarf. The white ...

Supernovae mark the dramatic end of a massive star's life that results in a colossal explosion. Supernovae mark the dramatic end of a massive star's life, resulting in a colossal explosion that can ...

Astronomers have chased the first stars for decades, squinting at the early universe for any hint of their brief, brilliant ...

ILLUSTRATION OF THE MILKY WAY SEEN FROM EARTH WHERE SUPERNOVA ACCELERATES COSMIC RAYS TO HIGH ENERGIES. SOME OF THESE COSMIC RAY PARTICLES ENTERERS THE EARTH’S ATMOSPHERE, WHERE THEY PRODUCE SHOWER ...