What is 3I/ATLAS?
3I/ATLAS is making global headlines as the newest—and weirdest—visitor to cruise through our solar system. Officially named C/2025 N1 (ATLAS), it’s the third interstellar object ever discovered, meaning it comes from another star system, just like the famous ‘Oumuamua and 2I/Borisov.
Discovered on July 1, 2025, by Hawaii’s ATLAS survey, 3I/ATLAS is a comet, but…
