Halloween is upon us and the 2025 spooky season is abuzz with talk of three cosmic visitors — Comet Lemmon, Comet SWAN and the interstellar traveler 3I ATLAS — said to be haunting the night sky. But when it comes to stargazing, one of these…
Trick or treat — Here’s where to find comets Lemmon, SWAN and 3I/ATLAS in the Halloween sky
