Scientists spotted a piece of rock following planet Earth earlier this year, but older photos show it's actually been ...

The universe has quasi-moons, mini-moons, and moonlets, but no official definition of what counts as a moon.

"With the Earth and quasi-moon taking turns passing each other, the quasi-moon appears to be moving around us," Ponterio said ...

2025 PN7 is a small, dim asteroid that appears to orbit Earth, according to EarthSky. Believed to be a piece of the moon that ...

Fragments of a rare type of meteorite have been found in the sample of material brought back from the lunar far side by China ...

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 ...

Earth is to have a new partner in the night sky as NASA confirmed a small asteroid named 2025 PN7. But can you see the second ...

Earth is home, but it’s also full of surprises. Some of these facts might make you stop and say, “Wait, is that true?” Let’s ...

As mankind was planning the first moon landing in the 1960s, an asteroid approached Earth—and still hasn’t left.

Scientists out of the Pan-STARRs observatory in Hawaii discovered the new quasi-moon on Aug. 29, according to CNN and ABC ...

These rare samples, uncovered on the moon by China’s Chang’e 6 mission, might help to reveal secrets of how the solar system ...

Turn your telescope on the moon at sunset on Oct. 28 to see a colossal "X" and "V" form on the lunar surface as sunlight ...