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.

How old are the stars? Even with the most accurate tools currently available for modeling stellar evolution, the answer ...

Armillary rings emerged in the 16th and 17th centuries during the birth of the scientific revolution and rise of astronomy ...

NASA's Perseverance rover has spotted an oddball rock in an ancient river channel on Mars. Deputy project scientist Katie ...