Interstellar Comet 3I/ATLAS, the third known object to visit our solar system from another star, carries a chemical signature ...

Astronomers studying the interstellar comet 3I/ATLAS have identified methanol, hydrogen cyanide, and methane in its chemical ...

Analysis of the tail of 3I/Atlas reveals that it contains an anomalous proportion of methanol, a class of alcohol used in fuels.

When astronomers first observed comet 3I/ATLAS, they realized it was special. It is just the third confirmed interstellar object to pass through our Solar System, after the enigmatic ‘Oumuamua and the ...

When 3I/ATLAS swept past the sun in late October 2025, it became only the third confirmed visitor from interstellar space ever detected. Unlike the mysterious 'Oumuamua, which revealed almost nothing ...

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

Interstellar comet 3I/ATLAS made its closest approach to Earth on Friday, Dec. 19. The comet will pass within about 170 million miles of our planet and poses no danger. While not visible to the naked ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

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

Our visitor from deepest space is now departing from whence it came. Last Friday, the interstellar comet designated 3I/ATLAS completed its closest approach to Earth without crashing into us or ...

Interstellar visitor comet 3I/Atlas may have bid farewell to Earth, but spacecraft traveling through the solar system kept a close watch on the mysterious traveler. The European Space Agency’s (ESA) ...