The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from the a European Space Agency orbiter on its ...

Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar ...

In late 2025 a mysterious comet flew between the orbits of Earth and Mars and reached a speed of more than 150,000 miles per ...

By taking advantage of a maneuver that would see a spacecraft fire rocket engines while in the solar corona, that ...

Astronomers first spotted comet 3I/Atlas in data collected by the Asteroid Terrestrial-impact Last Alert System (ATLAS) in ...

The spacecraft-taken image shows interstellar comet 3I/ATLAS shedding gas and dust and offers new insights into the visitor.

The arrival of 3I/ATLAS in our solar system spawned multiple proposals for a rendezvous mission to study it up close. As the third interstellar object (ISO) ever detected, the wealth of information ...

This striking image from the science camera on ESA's Jupiter Icy Moons Explorer (Juice) shows interstellar comet 3I/ATLAS ...

Learn about the latest image of comet 3I/ATLAS, captured by a European Space Agency spacecraft that's on its way to Jupiter.

Observations of interstellar object 3I/ATLAS show increased water, carbon dioxide, and organic gas release after its passage near the Sun, based on data from NASA’s SPHEREx mission ...

Before we say goodbye to our interstellar visitor, another close encounter is on its way. This one could be course-altering.

Are we hitching our wagon to the wrong star? Harvard scientist Avi Loeb has slammed a seemingly far-fetched proposal to intercept interstellar comet 3I/ATLAS with a spacecraft, claiming that we’re ...