Most near-Earth asteroids are thought to drift in from the main asteroid belt. But a small subset may have a much closer ...

The John J. McCarthy Observatory - run by volunteers on the grounds of New Milford High School - has been watching the night sky for 25 years.

The space rock is hurtling through our cosmic backyard at a zippy 26,200 miles per hour, according to the space agency.

This coming July, Venus could plow through the dust generated by an asteroid breakup thousands of years ago, potentially ...

Scientists warn that certain asteroids could become more dangerous upon entering Earth, potentially complicating asteroid ...

NPR's Ailsa Chang speaks to astronomer Sarah Greenstreet about her team's new discovery of the fastest-spinning large asteroid known to man.

Unistellar's citizen scientists are using their smart telescopes to engage in planetary defense, research and observational astronomy.

A new study from the University of São Paulo in Brazil said some asteroids orbiting Venus “can pose a collisional hazard to Earth” benmoss/Getty Experts say Venus is hiding some asteroids that could ...

NASA is tracking two bus-sized asteroids in the vicinity of the Earth that are whizzing through space at some 11,000 to 24,000 miles per hour. A space rock known as "2025 HP22," measuring ...