The auction house Sotheby's is putting up a rock from Mars for sale this month. Listed as NWA 16788, this rock is a meteorite ...

A mysterious visitor from another solar system could be an alien spacecraft, according to a leading Harvard astronomer.

The probe's first encounter will be with the asteroid Eurybates in August 2027. According to NASA, Lucy will conduct four ...

Objects from space are crashing into Earth’s atmosphere all the time. They just don’t always happen with the perfect timing ...

The newly discovered interstellar visitor is just the third of its kind and fascinates astronomers who hope to learn from it ...

Debris from Mercury's heavily cratered surface could have reached Earth, so why haven't we found meteorites from the ...

Comet or asteroid heading for the Sun is only the third time an interstellar object has been spotted inside our group of ...

KinetX Aerospace, Inc., the first private company to provide interplanetary navigation for NASA, has been honored with three ...

The proposed national US budget for 2026 contains a few nasty surprises for NASA, and some serious disappointments—among them ...

NASA Planetary Scientist Noah Petro dishes on what it took plan the impressive touch-and-go return mission, why much of the ...

Astronomers estimate that an asteroid this large comes this close to Earth only about once every 7,500 years. It also appears ...

NASA OSIRIS-REx sample collection event at Asteroid Bennu saw the spacecraft plunge its arm into the surface. Find out how ...