"The discovery of this stream highlights how much is still unknown about the life histories of galaxies, how the hidden ...

A baby galaxy is throwing one heck of a tantrum, and it's shaking up our understanding of the earliest galaxies.

LHAASO has uncovered that micro-quasars, black holes feeding on companion stars, are powerful PeV particle accelerators.

The size of the universe depends on its shape, with possibilities ranging from finite and spherical to flat or even infinite.

Our search for exoplanets is focused on Milky Way stars. It's been successful, with more than 6,000 detected so far.

The first official image from the Vera Rubin Observatory has revealed a ghostly river of stars stretching farther than our ...

Astronomers know that mergers play a huge role in galaxy growth. Right now, the Milky Way is slowly consuming the Large and ...

Queen guitarist Sir Brian May's latest book explores the history, mystery and evolution of galaxies in a way never tried ...

Astronomers have discovered an unusually bright and warm galaxy, MACS0416_Y1, dating back to just 600 million years after the Big Bang. This early gal ...

The Atacama Large Millimeter/submillimeter Array (ALMA) has been used to discover REBELS-25, a Milky Way-like galaxy from the ...

A superheated stellar factory in the early cosmos produces stars 180x faster than the Milky Way, reshaping models of galaxy ...

ALMA has a special instrument called Band 9, which can detect a specific type of light emitted by cosmic dust. Using this, ...