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 ...

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: ...

Chemical signatures indicate the meteorite came from an early planet that met an untimely end during the formation of our solar system ...

Add Yahoo as a preferred source to see more of our stories on Google. An X-ray image of NWA 12774 shows how its composition suggests a surprising origin story. The solar system includes eight known ...

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.

Sifting through the first-ever rock samples collected from the far side of the Moon, scientists in China have unearthed a surprise: fragments of a rare type of meteorite that could help to piece ...

A rare meteorite has revealed evidence of a massive lost world that once orbited the young Sun before being destroyed in a catastrophic collision. The discovery suggests some early planets formed from ...

Meteorite fragments land across every corner of Earth. But among the roughly 80,000 meteorites discovered so far, only a handful are known as angrites—and at least one of them might be the remnant of ...