The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact ...

The 38-foot-wide space rock is projected to come to within just 123,000 miles of our planet, according to NASA.

The Geminid meteor shower put on a dazzling cosmic firework show when it peaked overnight on Dec. 13 as shards of the solar ...

For decades, some scientists argued that our solar system showed signs of ancient catastrophe. A missing planet between Mars ...

Hot Jupiters were once cosmic oddities, but unraveling how they moved so close to their stars has remained a stubborn mystery ...

A vast ring of rocky leftovers between Mars and Jupiter, the asteroid belt preserves clues to how the planets — and Earth ...

The Geminid meteor shower peaked overnight on Dec. 13-14, with the best viewing between 10 p.m. and 4 a.m. under moonless ...

Turn your attention skyward Saturday evening and you should be able to catch the peak of the annual Geminids meteor shower.

To catch the Geminids peak, look to the eastern sky all evening on Dec. 13 and Dec. 14. The meteors will appear near the bright planet Jupiter. With the darkest possible skies, you could see up to 120 ...

The Geminids meteor shower peaks during mid-December and is considered to be one of the best and most reliable annual meteor ...

The biggest meteor shower of the year is expected to reach its peak on Saturday night, sending hundreds of bright streaks of ...

This cosmic phenomenon will put on one heck of a show this weekend, and the moon will cooperate too—so don’t miss it.