An alien expert believes that aliens could be 'revving the engine' of an infamous interstellar object that could be heading our way in what he describes as "non-gravitational acceleration". Harvard ...

Hubble captured this image of the interstellar comet 3I/ATLAS on July 21, 2025, when the comet was 277 million miles from Earth. Hubble shows that the comet has a teardrop-shaped cocoon of dust coming ...