A massive comet trail may have caused climate upheaval on Earth more than 12,000 years ago, sparking the Younger Dryas.

The Perseids meteor shower — considered one of the best shows in the sky — is set to peak next week. But the peak for fireballs shooting through the night sky coincides this year with a bright moon ...

The best time to watch a meteor shower is in the early predawn hours when the moon is low in the sky. Competing sources of ...

NASA's Hubble Space Telescope got an up-close look at a headline-grabbing object known as 3I/ATLAS that has wandered into ...

NASA’s Hubble Space Telescope captured what the agency says is the "sharpest-ever" image of an interstellar comet speeding ...