Four huge asteroids — and a fifth that's much smaller — are passing Earth on Thursday in their closest approaches to the ...

Four enormous asteroids, including one with the potential to wipe out an entire city off the map, are making a close flyby of ...

Saturn has finally joined the solar system's other giant planets in possessing a Trojan asteroid, but it may have stolen it.

A gigantic space rock that slammed into Earth more than three billion years ago grievously wounded the biosphere—and then ...

The European Space Agency has taken the first big steps toward rendezvousing with the infamous asteroid Apophis during its ...

Further study, together with the magnetic and gravity data, confirmed the site as an impact event, named for the nearby ...

Data from the OSIRIS-REx mission to Bennu place a ceiling on the strength of a hypothetical fifth force that could explain dark matter’s origins.

NASA has announced that an airplane-sized “city killer” asteroid will skim past Earth today — one of four “hazardous” space rocks to graze our orbit in less than 12 hours. Dubbed 2002 NV16, the cosmic ...

On June 30 1908, a significant asteroid impact event in the Tunguska area of Siberia wiped out 80 million trees across 830 ...

While a large asteroid could encounter Earth at any time, impacts were much more common in the so-called Archean Eon. Between ...

The Hera spacecraft successfully launched toward the asteroids Didymos and Dimorphos on Oct. 7, meant to follow up on NASA's ...

ESA's Hera spacecraft captured farewell views of Earth and the moon as it sails away into space to investigate the asteroid ...