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 ...

Avi Loeb, a physicist sounding the alarm about a bizarre visitor from deep space, warns it may have alien origins and trigger a globally significant "black swan event". The Manhattan-sized comet has ...

The mysterious space rock suggested to be a hostile alien spaceship was due to make its closest approach to Earth today (Dec 19). The rare interstellar visitor, designated Comet 3I/ATLAS, was ...