For about a month, Katherine Joy spent hours snaking up and down the Antarctic ice on a snowmobile, trying to spot gatherings of meteorites. The bottom of the Earth is a jarringly alien realm—an ...

This rock encountered by NASA’s Curiosity Mars rover is an iron meteorite called “Lebanon,” similar in shape and luster to iron meteorites found on Mars by the previous generation of rovers, Spirit ...

NASA’s Mars Exploration Rover Opportunity has found an iron meteorite, the first meteorite of any type ever identified on another planet. The pitted, basketball-size object is mostly made of iron and ...

Space rocks hold within them the story of our solar system and our scientists are determined to unlock their secrets. Our space scientists are working on answering some very big questions. Professor ...