Bennu is the shape of a droplet and made of gravel and boulders barely held together by their own microgravity. Credit: NASA Goddard Space Flight Center / University of Arizona Two little screws ...

A 24.67 kg (54.388 lbs) Martian meteorite, believed to be the biggest known piece of Mars on Earth, is on display at Sotheby's in New York. Valued between $2 million and $4 million, the rare rock will ...

Meteorites - space rocks that survived a fiery plummet through Earth's atmosphere - are the main attraction for an eclectic community of enthusiasts from around the world every February. It offers ...