Nov 6, 2025
Not exponentially, just 2.5 times closer to the Sun; Lemmon's perihelion is 0.53 au instead of 1.36 au for 3I/ATLAS. But Lemmon is water rich whereas 3I/ATLAS is CO2 rich - which sublimates more easily,
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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