As Earth’s skies grow more closely monitored than ever, the ability to track fast-moving space objects has become a key part ...

A new study has reignited scientific focus on a possible Taurid resonant swarm, a cluster of small celestial bodies that ...

Siddharth Patel, a 12-year-old who lives in London, Ontario (west of Toronto), spotted two possible asteroids in September as ...

But as researchers have discovered more moonlike objects in our solar system—including 128 moons orbiting Saturn just this ...

The asteroid is of a similar size as the one that exploded over Chelyabinsk in 2013. The Hayabusa2 mission is facing a new challenge after observations showed the asteroid it is going to rendezvous ...

The Earth often gets a few visitors in the solar system, but some stick around for a while. Here's what to know about the ...

The discovery of quasi-moon PN7 has caused a stir on social media. A University of Oregon astronomy professor explains. what ...

In the distant past, the solar system was rife with impacts and collisions. Millions of rocky objects zoomed chaotically ...

Earth has a near miss—twice—after two small asteroids seemingly passed alarmingly close to the planet, less than two days apart, one of them going completely unnoticed until hours after it had already ...

Scientists at the Sandia National Laboratories in New Mexico are testing a new method of asteroid tracking using the heliostat mirrors at concentrated solar farms. Though these mirrors usually sit ...