Twilight glow
Twilight glow, weak, widespread, and relatively steady glow from the sky that is observed around twilight; it is part of the overall phenomenon called airglow (q.v.).
This article was most recently revised and updated by Amy Tikkanen.
Citation Information
Article Title:
Twilight glow
Website Name:
Encyclopaedia Britannica
Publisher:
Encyclopaedia Britannica, Inc.
Date Published:
10 November 2026
Access Date:
November 14, 2026