The Hubble Space Telescope has captured a stunning image of a high-speed comet traveling through our solar system. Scientists ...

NASA’s Hubble Space Telescope has snapped images of a recently discovered interstellar visitor hurtling through our solar ...

Avi Loeb, the chair of the astronomy department at Harvard, has suggested that a Manhattan-sized interstellar object, which ...

The legal organization Democracy Forward is seeking records related to senior administration officials’ communication about ...

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 ...

A fast-growing brush fire is forcing thousands of people to evacuate in a mountainous area north of Los Angeles.

The Trump administration is moving to end two of NASA’s most advanced climate-monitoring missions — the Orbiting Carbon Observatories — which track carbon dioxide emissions and monitor global ...

The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our solar system from another star.