Using Georgia State’s CHARA Array, an international team of scientists has uncovered unexpected complexity in how stars ...

Stellar astronomy and planetary systems form a cornerstone of astrophysical research, uniting our understanding of the life cycles of stars with the intricate architecture of the systems that form ...

They’re bright and blue — and a bit strange. They’re a new type of stellar explosion that was recently discovered by a team of astronomers led by the California Institute of Technology (Caltech).

Astronomers using NASA’s Chandra X-ray Observatory have clocked the fastest wind yet discovered blowing off a disk around a stellar-mass black hole. This result has important implications for ...

Space scientists have released jaw-dropping visuals of a black hole eating a star. Astronomers were puzzled after a record-breaking cosmic event saw the longest gamma-ray burst (GRB) ever observed.

A red dwarf 130 light-years away has just rewritten the rules of space weather. For the first time, astronomers have captured definitive evidence of a massive coronal mass ejection from a star other ...

A jaw-dropping new cosmic picture shows a stellar nursery of newborn stars. NASA’s James Webb Space Telescope captured the dramatic view of Pismis 24, a young star cluster in the core of the nearby ...

Astronomers have confirmed the existence of a companion star in a tight orbit around Betelgeuse, resolving a long-standing mystery about the star’s varying brightness. A 600-year-old stellar event ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers have been aware of cosmic vampires, dead stars that hungrily strip plasma from victim ...