Two meteorites found in the Sahara in 2023 might be from Mercury, a study suggests, but doubts remain due to how little is ...

Earth may briefly capture as many as six moon fragments — called minimoons — at any given time before they move on to orbit ...

Titan is unique in our solar system: it’s the only world besides Earth known to have stable liquids on its surface.

A meteor shower, a planet sighting, and a full moon. Here's how to see all of space's eye-catching activity in July.

How did Earth, alone among the solar system's rocky planets, become the home for life? How, among all this frigid ...

CAPE CANAVERAL, Fla. — Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby ...

Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...

The object, a celestial body from another star system, was discovered on Tuesday by the University of Hawaii’s Asteroid ...

Astronomers have confirmed the discovery of an "interstellar object" named 3I/Atlas passing through the inner solar system.