Caption: A three quarters partial solar eclipse.

There seems to be a sunspot in the upper part of the crescent Sun near the Moon's limb. Recall, in astro jargon, a limb is the edge of an astro-body's projection on the sky.

Credit/Permission: © Bill Livingston, NSO/AURA/NSF, NOAO/AURA / NOAO/AURA Image Library Conditions of Use.
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File: Eclipse file: noao_solar_eclipse_001c.html.