Comets are often treated as leftovers, but sometimes the leftovers become the primary focus. That is the case with 3I/ATLAS, only the third known interstellar object seen crossing the solar system, ...

European scientists have revealed that the interstellar comet 3I/ATLAS was captured in unprecedented detail by the European Space Agency's JUICE spacecraft on 6 November 2025, when the mission was en ...

Life could have arrived on Earth in ancient collisions with rocks from other solar systems (Image: Hubble/Princeton) Life could have arrived on Earth in rocks from other solar systems, scientists ...