3I/ATLAS is the third-ever interstellar object discovered. A rare but faint interstellar visitor from beyond our solar system is racing toward the sun — and you can watch it live online today! Astronomers have identified this cosmic interloper as 3I/ATLAS, making it only the third confirmed object from outside the solar system after 'Oumuamua (2017) and comet 2I/Borisov (2019). T