Vladimir Putin jokes that interstellar comet 3I/ATLAS is Russia’s ’secret weapon,’ meant for use under extreme cases ...

Interstellar Comet 3I/ATLAS makes its closest Earth pass early on Dec. 19. Here's what astronomers know about its origin and speed.

As the interstellar object 3I/ATLAS prepares for its close flyby of Earth, debate over its origins and behavior has ...

A "detection of a wobbling high-altitude jet" in the interstellar comet 3I/ATLAS has Harvard astronomer Avi Loeb intrigued.

Unlike YR4, finding earlier observations of 3I/ATLAS to model where it might have come from was easier said than done. During its July 1, 2025 detection, the interstellar object happened to be moving ...

New study finds interstellar comet 3I/ATLAS exhibits typical comet behavior, with non-gravitational acceleration from outgassing, measured by NASA and ESA spacecraft, confirming it is not artificial.

Since its discovery, some people have speculated that interstellar visitor 3I/ATLAS could be alien technology. Harvard ...

Interstellar comet 3I/ATLAS is brightening and turning green as global observatories track its close approach to Earth.

The passage of the interstellar object known as 3I/ATLAS through the inner solar system is prompting scientists and planetary ...

Even after two years since its reveal at The Game Awards 2023, Archetype Entertainment's sci-fi action-RPG Exodus is still ...

The Dark Forest theory is one proposed solution to the famed Fermi Paradox, which has bewitched astronomers for more than half a century. To put it concisely, the paradox asks if the cosmos is nearly ...

The mysterious interstellar object 3I/ATLAS has developed a strange 'heartbeat' that's making it glow more brightly as it nears Earth in just two weeks. New telescope observations revealed streams of ...