Researchers believe the “quasi-satellite” has accompanied Earth since 1957.

Earth has adopted a new(ish) traveling companion. It’s a tiny asteroid with quasi-moon status, named 2025 PN7 by astronomers. Not to be mistaken with a mini-moon, the celestial object follows an orbit ...

Discover what a new moon is and when the next new moon will occur with our new moon 2025 guide.

The Moon is coming back to us.

The Moon, our constant celestial companion, is drifting away from Earth at a slow but measurable rate. According to a detailed study published byThe Conversation, the Moon is moving approximately 1.5 ...