A decades-long astrophysical puzzle surrounding the enigmatic star Gamma Cassiopeiae has finally been resolved, as new ...

The decades since scientists confirmed the first planet around another star have been rich in discovery, but it’s rare to see ...

Proposed constellations of orbiting mirrors and data centers would completely destroy the night sky as humanity has known it ...

Astronomers have used the XRISM X-ray spacecraft to discover a star being devoured by a stellar companion, solving a mystery ...

Astronomers have spotted two giant planets forming around a young star—offering a stunning glimpse of how our Solar System ...

By reading the chemical “fingerprints” of a distant galaxy, astronomers reconstructed its 12-billion-year evolution. This new ...

The Shiras Planetarium will welcome Dr. Joel Weisberg to Marquette this April as part of the American Astronomical Society’s ...

Astronomers warn as 1 million AI-powered Starlink satellites rival starlight. Explore how orbiting data centers threaten deep ...

A team of astronomers led by the Center for Astrophysics | Harvard and Smithsonian have for the first time used galactic ...

Stellar streams are trails of stars that astronomers can study to solve mysteries about the history of our Milky Way galaxy ...

"Failed star" brown dwarfs may get a second chance to shine by colliding and merging to birth a new star.