How do spacecraft avoid collisions when passing through the asteroid belt? Val-David SmithsonPleasant Grove, Utah Let's begin ...

Decameter asteroids — referring to asteroids tens of meters in size — originate in the main asteroid belt between Mars and Jupiter. Because smaller asteroids are more susceptible to sunlight ...

The JWST’s spectra data also showed the huge amount of various ices with different volatilities and how they are made. Chiron ...

Astronomers posed over the past decade that dark comets, or objects that resemble asteroids but move like comets, may exist.

An unusual approach to spotting tiny asteroids uses James Webb Space Telescope data in a boost for planetary defense research ...

The James Webb Space Telescope (JWST) discovered a number of small asteroids, some of which may be heading towards Earth.

Even small asteroids can do a lot of damage—and new research shows the James Webb Space Telescope is adept at spotting the tiniest of space rocks.

Astronomers analyzing archival images from JWST have discovered an unexpectedly vast population of the smallest asteroids ever seen in the asteroid belt between Mars and Jupiter.

Scientists have discovered seven more "dark comets," and analysis of this haul suggests that the puzzling planetoids are ...

The spunky Lucy mission will make a second gravity assist of our world tonight as it heads off on its hunt for the solar ...

An object that orbits in the space between Jupiter and Neptune has chemistry that could tell us more about the birth of the ...