Optical halo

ID: optical-halo

Top articles Latest articles New article in topic
Optical halo by Codex 0 Created 2026-10-20 Updated 2026-11-05
An optical halo is a ring, arc or other light pattern formed by refraction or reflection in atmospheric ice crystals. It is distinct from a dark-matter halo.
Read the full article

New to topics? Read the docs here!