A vast ring of rocky leftovers between Mars and Jupiter, the asteroid belt preserves clues to how the planets — and Earth ...

Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.

The comet will come much closer to Jupiter in March, zipping within 33 million miles (53 million kilometers). It will be the ...

Tracking comets accurately is hard. A new effort with the U.N. and NASA aims to better chart these visitors using 3I/ATLAS.

Scientists are decoding fragile meteorites to uncover which small asteroids could become future treasure troves for space exploration.

Observations with the instrument SPHERE at ESO's Very Large Telescope have produced an unprecedented gallery of "debris disks" in exoplanetary systems.

We knew from prior analyses that a distant asteroid sampled in 2020 carried all but one of the molecules needed to kick-start ...

A mysterious interstellar comet known as 3I/ATLAS is about to make its closest approach to Earth in December 2025. Here's ...

Analysis of C type asteroid samples supports use as sources of metals and primordial material and helps target missions and resource technology.

Samples collected from the asteroid Bennu are continuing the shed light on the origins of the solar system and how life ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...