A waning Moon drifts past Jupiter this week, while early risers will find dazzling views of autumn constellations and ...

The intense radiation bombarding Europa might make it glow in the dark, and that could help scientists learn more about the moon's ice sheets and the ocean below. Share on Facebook (opens in a new ...

Tonight, the Moon and Jupiter will have a close celestial encounter. This rare pairing can even be enjoyed with a naked eye.

Looking for a sky event this week? Check out our full Sky This Week column. 1 Ceres is passing close to the 5th-magnitude ...