Earth may have had a ring made up of a broken asteroid over 400 million years ago, a study finds. The Saturn-like feature ...

Meet the entrepreneurs providing a rarefied clientele with once-in-a-lifetime journey in a stratospheric air balloon.

A German astrobiologist suggests that humans might have inadvertently wiped out Martian life nearly 50 years ago, during NASA ...

Scientists discovered a sudden drop in Earth's freshwater levels starting May 2014. The decline has continued, reaching a ...

On the second anniversary of its maiden launch, relive the moment NASA's mega moon soared skyward, sending the Orion spacecraft toward our celestial neighbor.

SpaceX launched a satellite for the Australian telecom company Optus on Sunday evening (Nov. 17) from Florida's Space Coast.

SpaceX launched what has been a top secret mission just before dusk on Sunday, not releasing the contents of its payload and changing its original mission name.

The reliable Leonid meteor shower peaks on Sunday night, offering a chance to see up to dozens of meteors per hour shooting ...

Earth's total freshwater levels experienced a sudden drop beginning in May 2014, with no signs of recovery since.

NASA's Swift Observatory revealed twin 'monster' black holes devouring a gas cloud in a distant galaxy, creating recurring ...

This week, researchers shared fascinating new findings on Uranus, the seventh planet from the sun, and the far side of the ...

Encounter Blew Away Most of Smaller Galaxy's Gaseous Halo In a dramatic tale of survival captured by the Hubble Space ...