Four-and-a-half billion years ago, a massive world—possibly as big as the moon or even Mars—orbited our sun before crashing into another celestial body and shattering into rubble. Now, in a paper ...

Two other rare classes of Martian meteorites, called chassignites and nahklites, have also been dated to 1.3–1.4 billion years ago, but these are chemically distinct from shergottites like this new ...

Add Yahoo as a preferred source to see more of our stories on Google. Sahara angrite meteorite offers direct evidence that a lost early protoplanet was far larger than once believed. (CREDIT: ...

The asteroid that wiped out the dinosaurs was likely an exceptionally rare CO chondrite from a distant region of the solar system. Its unusual chemistry suggests that planet-cooling dust and debris, ...

For Houstonians who saw it, the fireball meteor that streaked across the East Texas sky last month was a brief, blazing moment of awe. For space researchers at Rice University, it was an opportunity.

When a two-pound space rock smashed through the roof of a Hillsborough, New Jersey home on July 16, 2024, it did more than just ruin the master bedroom – it delivered a scientific goldmine to Earth.

A slice of the rare angrite meteorite NWA 12774 shows olivine crystal (green), a mineral rich in magnesium. John Kashuba A 4.5-billion-year-old meteorite found in the Sahara Desert could be evidence ...

A meteorite weighing more than 2 pounds (1 kilogram) that crashed through the roof of a New Jersey home two years ago could shed light on ancient water in the solar system. Observers across New York, ...

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