The 950-foot hunk of primordial matter is classified as a "potentially hazardous asteroid," but that doesn't mean it has a ...

"On April 1, the spacecraft detected a pressure drop in the line that feeds the xenon gas to the thrusters, going from 36 ...

An asteroid about the length of three football fields is due to pass closely – but safely – by Earth in a matter of hours. Talk of asteroids coming too close for comfort to Earth may remind ...

The European Space Agency has identified another asteroid as a potential collision ... large enough to cause major regional damage if it hit Earth - and has been named after Apophis, the ancient ...

NASA's Psyche spacecraft, located nearly 150 million miles from Earth on the way to an unexplored metal asteroid, has stopped ...

If an asteroid measuring 3,000 feet were to hit the Earth, which statistically happens about every 700,000 years, it would cause global devastation, and possibly the collapse of civilization.

Halley’s comet swings near Earth every 75 years. But debris left by the comet leads to two major meteor showers annually.

Dinosaurs weren't in decline when an asteroid smashed into Earth ... at nearly 18 million years of fossil evidence. "It's been a subject of debate for more than 30 years — were dinosaurs doomed and ...

It is 340 meters (1,100 feet) in diameter - large enough to cause major regional damage if it hit Earth - and has ... has been downgraded to nearly zero, and the asteroid has been removed from ...

It is 340 meters (1,100 feet) in diameter - large enough to cause major regional damage if it hit Earth - and has ... ever recorded for an asteroid of this size (40 to 100 meters). The impact risk has ...