Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo ...

The International Astronomical Union (IAU) currently recognizes five dwarf planets in our solar system, though there are likely many more. The most famous of the bunch is Pluto, way out beyond the ...

On January 1, 1801, a Sicilian astronomer named Giuseppe Piazzi discovered the dwarf planet Ceres orbiting the sun between ...

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 ...

The latest discoveries about Vesta challenge its traditional classification. This giant asteroid might actually be a remnant of a forming planet rather than a minor planet. Scientists long believed ...

They're calling them "planetary embryos". When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Scientists believe that two asteroids might be ...

A hidden ocean on dwarf planet Ceres may have churned up some of the ingredients for life relatively recently. The largest object in our Solar System’s asteroid belt, dwarf planet Ceres, hides small ...

An artist's illustration shows the James Webb Space Telescope peering out into the solar system toward the asteroid belt. Ella Maru and Julien de Wit Every few years, an asteroid that’s about the size ...

The asteroid belt, a ring of rubble between Mars and Jupiter, has sometimes been written off as discarded leftovers from the solar system's start. But new research published in the journal Nature ...

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 ...