Andromeda in Ultra-violet
Posted in Astronomy at 12:00 on 27 July 2021
This is from NASA via Astronomy Picture of the Day for 18/7/21.
The Andromeda Galaxy as seen in ultra-violet light. Compared to visible light images it really picks out the spiral arms but makes them look more like rings.

Tags: Andromeda, Andromeda Galaxy, APOD, Astronomy, Astronomy Picture of the Day