An alternate explanation that fits the evidence is that Vesta was once part of a planet – but which planet that might been ...

Hundreds of people reported seeing a huge purple-green fireball streak over several Western states Saturday night. The “once-in-a-decade” event ...

Some Utahns got a glimpse of a real phenomenon Saturday night: a meteor barreling through the Earth's atmosphere — so big that our NASA solar system ambassador called it a fireball.

A meteor shower known for the speed of its shooting stars is expected to peak on Monday night, according to astronomers.

The Eta Aquariid meteor shower will be most spectacular in the Southern Hemisphere, where skywatchers might see 50-60 meteors ...

Halley's Comet holds a special place of significance and popularity among both the general public and the astronomy community ...

IDAHO, USA — The U.S. National Weather Service in Pocatello confirmed Sunday that a bright meteor streaking across Idaho's night sky was captured on dashcam video.

NASA launched the Origins, Spectral Interpretation, Resource Identification, Security, Regolith Explorer, or OSIRIS-REx, mission on Sept. 8, 2016. It traveled to Bennu, a near-Earth asteroid, and ...

Unlike most asteroids, which are composed of cosmic sediment, Vesta’s surface is volcanic basalt, indicating that it ...

While much remains unknown, it is intriguing that two ancient meteorite impacts, the 3.5-billion-year-old North Pole impact ...

A mysterious Martian meteorite just dropped a jaw-dropping secret about Mars’ ancient past. This surprising find could ...