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.

Utilizing archival James Webb Space Telescope (JWST) data and novel synthetic tracking algorithms, researchers identified 138 asteroids smaller than 100 meters in diameter within the main asteroid ...

The majority of the known asteroids orbit within the main asteroid belt located between Mars and Jupiter at an average distance from Earth of about 250 millions kilometers. Since the discovery of the ...

"We are a bit surprised about its origin in the central main asteroid belt, which is a location in the asteroid belt that we did not think many Earth-crossing asteroids could originate from." When you ...

Main-belt comets (MBCs) and active asteroids represent a fascinating intersection of cometary and asteroidal physics. These bodies, residing within the main asteroid belt, occasionally exhibit ...

NASA’s James Webb Space Telescope has enabled another long-sought scientific breakthrough, this time for solar system scientists studying the origins of Earth’s abundant water. Using Webb’s NIRSpec ...

The Main Asteroid Belt is located between the orbits of Mars and Jupiter. The largest objects there have been known for ...

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 ...

This Hubble Space Telescope image of the barred spiral galaxy UGC 12158 looks like someone took a white marking pen to it. In reality it is a combination of time exposures of a foreground asteroid ...

Image Credit: N. Bartmann (ESA/Webb), ESO/M. Kornmesser and S. Brunier, N. Risinger (skysurvey.org) A previously unknown 100–200-metre asteroid — roughly the size of Rome’s Colosseum — has been ...

NASA's Lucy spacecraft has found a hidden asteroid "moon" swirling around the larger main belt asteroid Dinkinesh, affectionately known as Dinky. When you purchase through links on our site, we may ...