The solar system is composed of the sun, eight major planets, five dwarf planets, over a hundred moons, and countless comets ...

Viewed from orbit, Jackass Flats — situated in southern Nevada about 65 miles northwest of Las Vegas — could easily be ...

Solar storms can have a devastating effect on earth's power and communication grids, and the trio of missions may help to ...

The New Horizons spacecraft sends back its sensational snapshots of Jupiter, and its volcanic moon Io, before the mission's close encounter with Pluto (Photo by: Photo12/Universal Images Group via ...

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space agency spotted the quick-moving object with the Atlas telescope in Chile on ...

The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are added to the count on a rolling basis by scientists from around the world, ...