A University of Colorado Boulder study has found that a rare type of meteorite likely came from a giant, ancient protoplanet that once existed in the solar system. Aaron Bell, a CU Boulder assistant ...

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 ...

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 ...

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

A meteorite found in the Sahara is forcing scientists to rethink what kinds of worlds once circled the young sun. The rock, called Northwest Africa 12774, belongs to a rare class of meteorites known ...

Scientists analysing Martian meteorite NWA 8171 have uncovered the first known garnet‑bearing rock from Mars, a discovery that could reshape theories about the planet's ancient geology.