The asteroid Vesta could be a huge chunk of planet that was blasted off its parent world and sent spinning into space in the aftermath of a titanic collision four-and-a-half billion years ago.

Vesta is the second most massive body in the asteroid belt, surpassed only by Ceres, which is classified as a dwarf planet. The brightest asteroid in the sky, Vesta is occasionally visible from ...

Vesta, thought to be the second-largest asteroid in the solar system, could be a piece of an ancient, unknown planet, a new study hints.

The heavyweight main belt asteroid Vesta is set to reach opposition on May 2, marking the perfect time to spot the solar system object in the night sky.

The protoplanet Vesta, a large space rock in the solar system's asteroid belt, is covered with a surprising amount of hydrogen, and bits of Vesta may have rained down on Earth in the form of ...

The cold, dead asteroid Vesta might have had a very active inner life early in the solar system’s history, according to an unusual analysis of a Saharan meteorite. Vesta might have had a magma ...

For decades, scientists believed Vesta, one of the largest objects in our solar system's asteroid belt, wasn't just an asteroid and eventually concluded it was more like a planet with a crust ...

Researchers scanning Vesta's surface with Dawn's gamma ray and neutron detector were able to definitively link the protoplanet to those Earth meteorites by examining the ratios of iron to silicon ...

A small asteroid crashed into Earth three years ago — and now scientists know where it came from. Researchers have traced the origins of the resulting rare meteorite fragments, which began the ...

Vesta, the brightest asteroid in the solar system, apparently possessed a magnetic field in its infancy that shielded it from the ravages of energetic particles from the sun, researchers say. The ...

A small asteroid barreled through the sky and burned up over the Kalahari Desert of Botswana in the summer of 2018 and now, scientists suspect that the space rock originated from Vesta, the second ...