The nova eruptions come about when a white dwarf steals too much matter from a close red giant companion.

"We are only beginning to discover the true complexity of these worlds." ...

Cosmic dawn galaxies seen by JWST reveal hidden clues about dark matter and keep rival theories about its true nature alive.

Astronomers at the University of North Carolina at Chapel Hill have helped uncover new clues about the longest-lasting cosmic ...

Researchers have found a razor-thin, rotating string of galaxies inside a massive cosmic filament, revealing unexpected ...

Satellites reflect sunlight, Earthshine, infrared and radio waves.

NASA's report, published in Nature, predicts that around 40% of all Hubble images will have at least one satellite streak in ...

Satellite mega constellations promise faster connectivity but threaten astronomy, as thousands of satellites brighten skies, ...

Subjects including linguistics, international studies and human-centered design and engineering all halted taking ...

As a cold pour hits the glass at The Sycamore in the Mission District, chatter rises, lights dim slightly, and Astronomy on ...