A fast-orbiting, 700-metre asteroid discovered within Venus's orbit highlights hidden near-Sun populations and underscores ...

The reason people might think Earth has a second moon is due to a celestial body named 2025 PN7 that was spotted in August by ...

Earth" less than 20 light-years from our own planet is offering scientists new hope in the hunt for other worlds that could ...

Every month, we hear about new "potentially hazardous" objects spotted in space. To identify these threats, astronomers rely on highly sensitive telescopes—some capable of "seeing in the dark." Thanks ...

The most dangerous asteroids are the most difficult to detect.” Carnegie Science’s Scott S. Sheppard’s caution is no ...

Avi Loeb has become a familiar figure in news coverage about 3I/ATLAS because of his startling theory that the comet could be ...

Astronomers have spotted a quasi-moon near Earth — and the small space rock has likely been hanging out near our planet ...

Quasi-moons are not real moons and don't actually orbit the Earth, although they sometimes appear to do so for short periods of time, Phil Nicholson, professor of astronomy at Cornell University, told ...

The sky is filled with rare celestial treats this week. Want to spot some cool comets? Here's what to know about comets ...

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

The interstellar object 3I/ATLAS has gathered significant scientific attention, and soon it will reach its closest point to ...