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 ...

A new "main-belt comet" — a comet-like object masquerading as an asteroid in the asteroid belt between Mars and Jupiter — has been identified, bringing the tally of these beguiling objects up to 14.

Lying between Mars and Jupiter is a massive ring of rock debris—the asteroid belt. Now thin, it’s fading away gradually. In a new study, planetary scientist Julio A. Fernández of Uruguay’s Universidad ...

A team of school students and teachers has discovered 11 small astronomical objects in our solar system, including one provisionally recognized by a NASA-backed program as a main belt asteroid (MBA).

Astronomers have revealed new sources of meteorites within the solar system's asteroid belt, helping us understand where potentially hazardous asteroids might also originate. The researchers tracked ...

A NASA spacecraft recently got an up-close look at a strange peanut-shaped space rock floating through the cosmos in the main asteroid belt. Not to worry: Astronomers aren't interested in the small ...

Space is vast, mysterious, and full of surprises — but few celestial objects capture our imagination quite like asteroids. These rocky remnants from the early solar system have been drifting through ...