A supermassive black hole in the spiral galaxy NGC 3783 just delivered an X-ray surprise that astronomers have never watched ...

Rogue planets — worlds that drift through space alone without a star — largely remain a mystery to scientists. Now, ...

Researchers at the University of North Carolina at Chapel Hill have contributed to new insights into the most long-lived cosmic explosion ever recorded. The event was a gamma-ray burst that remained ...

“The recent Nature paper by Borlaff, Marcum and Howell raises important concerns about our ability to continue gathering ...