One of those ground-based telescopes is the Rubin Observatory, named after famed astronomer Vera Rubin. Unlike other ...

Are we truly alone—or just unable to hear anyone else? A NASA scientist suggests alien tech may exist, but not in the form we've always imagined.

Astronomers have discovered a giant, 500-light-year-wide cavity between two star-forming regions in the constellations Perseus and Taurus. An ancient supernova could be the culprit.