The so-called 'planetesimal belts' are filled with tiny millimeter-sized particles created by collisions between comets.

Comet ATLAS (C/2024 G3) came three times closer to the sun than Mercury on January 13—and this may have changed it ...

Michigan State University and NASA researchers discover seven dark comets that reveal new solar system secrets.

G3 has mesmerized astronomers and amateur skygazers for months as the world tried to spot the bright comet in the sky nearing its fatal encounter with the Sun.

A once-in-a-lifetime comet is approaching the sun — and it will be visible for the first time in 160,000 years. The comet ...

G3 (ATLAS) showed off its spectacular tail plumage to NASA spacecraft when it flew close to the sun this month.

9, 2024 — Astronomers have found a way to spot the smallest, 'decameter,' asteroids within the main asteroid belt. They used their approach to detect more than 100 new asteroids, ranging from the ...

In a race against time, clouds and the setting sun, photographer Josh Dury captured this dramatic photograph of Comet C/2024 ...

The case of mistaken identity was quickly resolved, but astronomers say it shows the need for transparency around craft in ...

It might be called the curse of comets – over and over again, hopes have been raised of a dazzling curve of light across the ...

Because the period of an object does not depend on its mass, comets’ orbital periods remain unchanged due to mass loss.