The triple star system is sending comets, asteroids and meteors our way, and the number of interstellar objects entering the solar system will rise.

Astronomers have tracked several meteorites that dropped in on Earth back to their origin, space rocks in the main asteroid belt between Mars and Jupiter.

The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet, ...

"This has been a decade-long detective story, with each recorded meteorite fall providing a new clue," said one astronomer.

"These objects really could be anywhere in the solar ... the solar system. We aren't talking about "little green men" here, however — more "little (and not so little) gray rocks," asteroids ...

"So by studying their chemical make-up we get some idea of the conditions in the initial Solar System ... content, asteroids ...

A UVA professor is part of the study of Trojan asteroids, presumed remnants of the early solar system that share Jupiter’s orbit around the sun. (Illustration by Johnny Utterback, University ...

Despite their overall similarities, asteroids are usually pretty distinct from one another. Vesta has a very different ...

Ground telescopes have offered our best asteroid data so far, but spotting dark, tumbling rocks from Earth is like finding ...