Scientists estimate that Earth may have at least six "minimoons" at any given time. Notably, this number is uncertain, and ...

The space rock came as close as within 4.15 million miles from our planet, according to NASA's Jet Propulsion Laboratory.

The astronomers observed hot minerals just beginning to solidify – the first specks of planet-forming material, the ...

Astronomers witness first moments of planet formation as rock grains crystallize around distant star HOPS-315.

The main asteroid belt, located between the orbits of Mars and Jupiter, makes up 0.05 percent the mass of Earth. The asteroids there can range greatly in mass, with the four largest ones — Ceres ...

Asteroid belts of just the right size are friendly to life Date: November 1, 2012 Source: Space Telescope Science Institute (STScI) Summary: Solar systems with life-bearing planets may be rare if ...

The first asteroid belt ever seen outside the solar system is more complex than expected, astronomers found, using observations by the James Webb Space Telescope. Looking at the warm dust around a ...

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 ...

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 ...

Asteroid belts similar to the one between Mars and Jupiter appear to be rare beyond our solar system, implying that complex alien life may be rare as well, a new study reports.

The asteroid belt, hanging out between Mars and Jupiter, is not like the cluttered debris field in “The Empire Strikes Back.” It may contain millions of rocky and metal objects, but the ...

The asteroid belt in our solar system, located between Mars and Jupiter, is a region of millions of space rocks that sits near the “snow line,” which marks the border of a cold region where ...