On March 29, 1807, the German astronomer Heinrich Olbers discovered the asteroid Vesta. Vesta is the second-largest body in ...

These were meteorites that came from Vesta (the second largest asteroid in the Solar System), the Moon, and Mars, and are known as achondrites. "Meteorites fall into two broad categories ...

Most of them have a diameter of between 20 to 100 kilometres, a few up to 500 kilometres, but none are larger than Ceres: with its 1000- kilometre diameter, it makes up more than a third of the total ...

given its spot as the third biggest asteroid in the asteroid belt, behind Ceres and Vesta. Its 513 km diameter isn't the most unique thing about it, though—it's the fact that it's blue.

This is an electron microscope image of a polished cross section of chrome spinel from a fossil micrometeorite that scientists believe comes from the asteroid 4 Vesta.

and Vesta) survived mostly intact. So, while several of these worlds may have been destroyed billions of years ago, pieces of them still survive—on Earth, on other planets, or spread throughout the ...

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