Learn about the 3I/ATLAS mystery as Harvard's Avi Loeb reveals 'wobbling jets' that could suggest the interstellar visitor is ...

Unlike the comets that call our solar system home, 3I/ATLAS is a cosmic nomad on a hyperbolic trajectory — a one-time flyby ...

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

But 3I/ATLAS is no ordinary rock – it’s a comet from beyond the solar system which greeted the Earth on December 19. It’s ...

Interstellar comet 3I/ATLAS reveals ancient secrets and strange chemistry as the largest object of its kind ever tracked.

The third known visitor from another star system, Comet 3I/ATLAS, has been racing through the Solar System with just enough ...

Mars. From forming black holes to phantom dark energy, discover the cosmic mysteries astronomers uncovered last year.

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...

Researchers used the Green Bank Telescope to study the interstellar comet and found that it exhibits typical cometary behavior, with no unusual features detected ...

3I/ATLAS came within 168 million miles of Earth around midnight CST Friday. While that might seem pretty far away, the ...

On Friday, December 19, 2025, comet 3I/ATLAS will make its closest approach to Earth. 3I/ATLAS can be found near the constellation Leo when it reaches its closest distance to Earth, overnight on ...