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 ...

PN7 has been a mysterious space traveler, shadowing our planet for decades undetected in our vast celestial world, until now.

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

Astronomers have discovered a small asteroid that has been quietly accompanying Earth on its journey around the sun for the ...

Astronomers can usually spot "planet killer" asteroids long before they approach Earth. But what if they can't?

Astronomers have discovered asteroid 2025 SC79, a skyscraper-sized space rock orbiting the sun in just 128 days. the ...

A scientist spotted an asteroid hiding in the sun's glare that orbits the sun in just 128 days, making it the second fastest ...

Small asteroid 2022 EB5 impacted Earth was discovered by Krisztián Sárneczky using the 0.60-m Schmidt telescope at Konkoly ...

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 ...