Double comet alert! Comets Lemmon and SWAN will reach their brightest tonight and tomorrow — here's how to spot them

Comet Lemmon (C/2025 A6) makes its closest approach to Earth on Oct. 21, about 24 hours after the fainter Comet SWAN (C/2025 R2) does the same. Here's how, where and when to see them both.
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Article Info
Category
Science
Published
Oct 20, 2025
Last Updated
16 hours ago