Aug 11, 2025
At its observed speed, it would take 3I/ATLAS a billion years for it to arrive from a star on the other side of the Milky-Way galaxy. It could have parked near the Solar system for a while but it was not constructed there.
Written by Avi Loeb
Avi Loeb is the Baird Professor of Science at Harvard U. and a bestselling author. Check out his YouTube Channel at: https://www.youtube.com/@ProfessorAviLoeb