The largest piece of Mars on Earth, weighing 54 pounds, is set to go on sale at Sotheby’s New York on July 16, with an expected price of between $2 million and $4 million. Collector Luca Calberi is ...

They’re not a perfect match, but it’s way too hot on the first planet for us to hop over and confirm for ourselves.

Micrometeorites are thought to shower down on planets throughout the universe, so the discovery that they help protocells ...

Can an asteroid, or two asteroids, crash into Earth in the next seven years? Scientists are observing these space rocks to ...

Two meteorites discovered in the Sahara Desert could potentially be fragments of Mercury that broke off during a collision in ...

The slightly warmer temperatures around the middle of the Earth melted the top layers of ice to form meltwater ponds that hovered around 0°C. This stable, warmer temperature could have served as a ...

"Its occurrence is like finding a tropical seed in Arctic ice – indicating either an unexpected local environment or ...