Four large asteroids will make their closest approaches to Earth on Thursday, each passing by the planet within a 24-hour time frame. Two had already zipped past early in the morning, according to ...

A near-Earth asteroid is turning heads for a distinct shape that makes it awfully hard to take seriously — even though it’s “potentially hazardous.” As seen in a series of radar images, the rocky ...

Four "potentially hazardous" space rocks, which are between 100 and 580 feet across, will all make their closest approaches to Earth within less than 12 hours of one another on Thursday (Oct. 24). Two ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (KTLA) – A recently released animation shows ...

Boulder, Colo. — Sept. 6, 2007 — The impactor believed to have wiped out the dinosaurs and other life forms on Earth some 65 million years ago has been traced back to a breakup event in the main ...

(KTLA) – A recently released animation shows a new look at a large asteroid that has a small but significant chance of impacting planet Earth in seven years. The animation, provided by the NASA-funded ...

An Earth-facing sunspot region has been raging with massive eruptions of hot gas that have caused disruptions to our communications systems—and there’s still more to come. On Tuesday at 5:49 p.m. ET, ...

Large areas of the planet may become too hot to be habitable during extreme heat events. Researchers say that even healthy young humans would struggle to maintain a safe body temperature if we hit 2°C ...