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.

Most near-Earth asteroids are thought to drift in from the main asteroid belt. But a small subset may have a much closer origin: the moon. One intriguing example is 469219 Kamoʻoalewa (2016 HO3), an ...

"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 ...

L2 Lagrange Point (WHTM) — A serendipitous discovery demonstrates the capacity of the James Webb Telescope to do science on a small scale. An asteroid described as “roughly the size of Rome’s ...

Add Yahoo as a preferred source to see more of our stories on Google. This illustration shows the creation of an asteroid family. Ejected fragments from catastrophic collisions of asteroids between ...

What size asteroids can astronomers detect from Earth that could potentially pose a threat to our planet? This is what a recent study published in Nature hopes to address as an international team of ...

We're long past the days when we believed all the wonderful things that make up planet Earth were somehow born here, and that we're the center of the Universe. We now know everything from life itself ...

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 ...

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 United Arab Emirates Space Agency has today unveiled plans to build a spacecraft to go explore the main Asteroid belt for the first time—and land on a rare “red” asteroid. The region of the solar ...

An asteroid which risks colliding with the moon in just years could produce "the most energetic lunar impact event ever recorded in human history", scientists say. Asteroid 2024 YR4, which at one ...