New findings offer clues about the ancient origins of asteroids and their potential role in the formation of terrestrial ...

Stowaways in a small car-sized asteroid that crashed in northern Sudan in 2008 have revealed what happened to a mysterious dwarf planet that is dusting Earth with a rare type of meteorites. That dwarf ...

An alternate explanation that fits the evidence is that Vesta was once part of a planet – but which planet that might been remains a mystery. The asteroid Vesta could be a huge chunk of planet that ...

Millions of asteroids, not a planet, exist in the asteroid belt. The asteroid belt's total mass is only a small fraction of the Moon's mass. Meteorite analysis suggests the asteroids didn't originate ...

Between the orbits of Mars and Jupiter lies a ring-shaped region called the asteroid belt, home to the vast majority of our solar system’s space rocks. The asteroid belt is as old as the solar system ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. For decades, scientists thought that Vesta was a protoplanet rather than an asteroid. NASA's Dawn ...