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 ...

A growing list of unexplained deaths and disappearances involving US scientists has sparked speculation, but Harvard astrophysicist Avi Loeb has urged caution, saying there is no clear evidence of a ...

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 ...

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 ...