The interstellar comet 3I/ATLAS made its closest approach to Earth today (Dec. 19, 2025). Here's the latest news you need to ...

The comet will come much closer to Jupiter in March, zipping within 33 million miles. It will be the mid-2030s before it ...

Get the latest update on Comet 3I/ATLAS as it makes a close approach today, including what it means and why skywatchers are ...

In the spirit of the season, the interstellar comet 3I/ATLAS is changing color as it leaves the sun behind — shifting from a ...

Today is one astronomers, stargazers and alien conspiracy theorists have been waiting for: interstellar comet 3I/ATLAS is as ...

Hawaii’s Gemini North telescope has captured new images of interstellar comet 3I/ATLAS with a green glow as it remerges from ...

While online conspiracies swirl, comet 3I/ATLAS made a close pass by Earth on Dec. 19, giving astronomers a rare glimpse of a ...

I/ATLAS may have moved away from Earth as it makes its way out of the solar system, but this interstellar intruder continues ...

Interstellar comet 3I/ATLAS will make its closest approach to Earth on Friday. New X-ray images could shed light on its ...

NASA on Wednesday released new images of an interstellar comet, just the third visitor ever confirmed from elsewhere in the galaxy, which show the object as a bright point of light surrounded by a ...

Astronomers continue to track the mysterious interstellar visitor Comet 3I/ATLAS as it speeds through the solar system, using ...

The night sky of 2026 welcomes comet C/2024 E1 (Wierzchos), which will be making its closest approach to Earth and the Sun.