Debris released from the asteroid Dimorphos during NASA's DART mission has a higher momentum and less random distribution than expected, which "changes the physics we need to consider when planning ...

This Mars rock is up for auction at Sotheby's in New York City this week, which is why it's currently on display in the Upper ...

The newfound exoplanet, called Kepler-139f, is a gigantic world roughly twice the mass of Neptune and 35 times the mass of ...

Our galaxy may reside in a billion-light-year-wide cosmic bubble that accelerates local expansion, potentially settling the ...

Astronomers have detected a giant exoplanet – between three and ten times the size of Jupiter – hiding in the swirling disc ...

A chunk of the Martian surface that made an unlikely voyage to Earth will be available to the highest bidder at Sotheby's ...

Astronomers have uncovered a massive, hidden exoplanet nestled in the dusty disc of a young star—MP Mus—by combining ...

NASA’s Perseverance Mars rover has collected its first sample of rock for return to Earth, part of its mission to finally reveal whether the red planet ever hosted life.

The red, brown and gray hunk is about 70% larger than the next largest piece of Mars found on Earth and represents nearly 7% ...

A rare 54-pound Martian meteorite is set to go under the hammer at Sotheby's in New York, with an estimated value between $2 ...