Space Weather News for Oct 16, 2025
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EVENING COMET ALERT: Comet Lemmon (C/2025 A6) is approaching Earth for a close encounter on Oct. 21st. Already an easy target for binoculars and ordinary cameras, the comet could become a naked-eye object in the nights ahead. Details and finder charts @ Spaceweather.com.

Auroras are possible tonight: Multiple CMEs are expected to strike Earth on Oct. 16-17, bringing a chance of photographic auroras to northern-tier US states. Sign up for Space Weather Alerts to receive instant text messages when the CMEs arrive.