The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

A11pl3Z's eccentricity is now estimated to be near 6.0, the highest seen yet, confirming its hyperbolic orbit.

Meteorite NWA 16788 is the largest known piece of Mars on Earth, weighing 54 pounds (24.67 kg). Discovered on November 16, ...

The 54 pound chunk from Mars was found in the Sahara Desert in 2023 and could set a record when it appears at auction this ...

The largest Martian meteorite ever found on Earth is being auctioned off later this month and could fetch up to $4 million.

A meteorite that is the largest known piece of Mars on Earth is expected to fetch up to $4 million when it goes up for ...

China’s Tianwen-3 Mars sample return mission could bring Red Planet rocks back to Earth as early as 2031—years ahead of competing U.S.-European efforts ...

Astronomers estimate that an asteroid this large comes this close to Earth only about once every 7,500 years. It also appears to be a stony, non-metallic type of asteroid known as an ordinary ...