3I/ATLAS Interstellar Comet Found Rich in Methane but Dead Silent on Radio Signals: Somewhere between curiosity and cosmic awe lies the story of 3I/ATLAS — an interstellar comet that arrived from ...

Add Yahoo as a preferred source to see more of our stories on Google. Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a sigh ...

What makes this chunk of dirty ice so magnetic is not only what it is, but where it came from. 3I/ATLAS is only the third confirmed interstellar object we've ever seen passing through our solar system ...

In July 2025, astronomers detected a mysterious object entering the solar system from interstellar space. Since then, the discovery has sparked widespread interest, fueling debate over its origins and ...

An interstellar comet known as 3I/ATLAS, which swept past the Sun in 2024, could be a 12‑billion‑year‑old relic from deep space and has even been described by a Harvard physicist as a possible alien ...

A mysterious cigar-shaped object spotted tumbling through our solar system last year may have been an alien spacecraft sent to investigate Earth, astronomers from Harvard University have suggested.

Philip Johnston, co-founder and president of the Fermi Explorer Mission, stands on an outcrop in Chile’s Atacama Desert and points at Alpha Centauri in the heart of our Milky Way galaxy. Johnston and ...