Scientists have explored a strange, spider-like scar on Jupiter's icy moon Europa, suggesting the feature might have formed from briny water eruptions beneath the moon's ice. NASA's Galileo spacecraft ...

A revolutionary achievement could pave the way for smaller, more efficient nuclear clocks. Last year, a research team led by UCLA achieved a milestone scientists had pursued for half a century. They s ...

Cassini spacecraft data has been used to create the infrared views of Saturn's moon Enceladus. "Reddish areas indicate fresh ...

NASA's Ingenuity team reads postcards sent to the little chopper on Mars. Credit: NASA / JPL-Caltech ...

NASA's Perseverance rover has just captured proof of lightning in Mars, which appears to spawn in the whirlwinds that roam its surface.

Washington stargazers can soon spot a major meteor shower complete with colorful “fireballs.” The Geminid meteor shower will ...