A long-lost cosmic explosion, buried within two decades of NASA's Chandra X-ray data, has finally been uncovered by astronomers using artificial intelligence. This incredibly powerful and fleeting ...

Newly discovered Quipu, a superstructure in which galaxies group together in clusters and clusters of clusters, is the ...

For over 30 years, astronomers have relied on Type Ia supernovae to measure the universe’s expansion. These stellar ...

Astronomers analyzing archived NASA data have stumbled upon a cosmic event unlike anything seen before—a brief but intense ...