The newly discovered object dubbed the Great Comet of 2026 may become visible to the naked eye during its close solar pass in April.

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. A recent image of Comet ...

The interstellar comet 3I/ATLAS has captivated astronomers with its unusual behavior, challenging established comet physics. Discovered by the Asteroid Terrestrial-impact Last Alert System (ATLAS) in ...

“The simplest hypothesis is that 3I/ATLAS is a comet,” Avi Loeb allows, “but let us instead maintain our childhood curiosity and seek evidence.” It has been amply rewarded in recent weeks, as a ...

Comet 41P slowed its rotation to a halt and then began spinning in the opposite direction, surprising scientists.

The interstellar comet 3I/ATLAS made its closest approach to Earth today (Dec. 19, 2025). Here's the latest news you need to know. Good morning, Space Fans! As of today, we are T-2 days until the ...

First its rotation slowed between March and May 2017, taking 46 hours to complete a spin where it had once taken only 20 hours. This occurred as the comet neared its closest point to the sun, roughly ...