Space has a knack for bending our sense of scale. The Moon feels close enough to touch—after all, we see its craters with ...

The object, the latest “quasi-moon” detected by astronomers, could be with us for almost another 60 years. By Robin George Andrews The Earth stands alone in the solar system as a habitable world, as ...

"The most convincing scenario is that most of the building blocks of Earth and Theia originated in the inner solar system.

The sun's gravity will pull the moon farther away from Earth than it's been in over five years on Nov. 19, though it'll be ...

The apparent motion of a quasi-moon around the Earth is a happenstance. It is due to resonance in orbits. As the Earth does one orbit around the sun, so do the quasi-satellites. So they seem to be ...

The Moon appears unchanging in the night sky, but its movement hides a slow transformation. For decades, scientists have observed that our satellite is gradually moving away from Earth, year after ...

Earth has a newly discovered—albeit temporary—companion in its journey around the sun. In research published this month in Research Notes of the AAS, a non-peer reviewed publication from the American ...

Earth has picked up a new traveling companion – an asteroid named 2025 PN7 that now moves through space in step with us. This ...