The ring would have gradually fallen to Earth as meteorites, correlating to a spike of impacts seen in the geological record.

Earth is going to have a second moon for two brief months, as a small asteroid piece will be incorporated into the planet's ...

The scientists said the landslide sent an estimated that 25 million cubic meters of rock and ice crashing into Dickson Fjord from a collapsing 1.2 kilometer-tall (roughly three-quarters of a mile high ...

A potentially hazardous asteroid the size of a sports stadium is set to skim past Earth this week. The asteroid ... Josh ...

SpaceX is watching the weather ahead of Tuesday's Falcon 9 launch of the European Commission's Galileo L13 mission, which ...

SpaceX's Polaris Dawn early Sunday splashed down in the Gulf of Mexico after a five-day mission that included the world's ...

The strange, imperceptible tremor mystified geologists, but a vast team of researchers says it has cracked the case.

"It has the landscape; it looks like the Moon. And it has the scale of features astronauts will both be observing and exploring," NASA's Cindy Evans said.

The region was considered to be Earth's eighth continent before the majority of it got lost under the sea. Over 300 years ...

A recent scientific study has revealed that Earth once possessed rings similar to Saturn's approximately 460 million years ...

Postdoctoral scholars across the United States are gearing up to celebrate the 15th annual National Postdoc Appreciation Week ...