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Frank Adler
adfr.io
did:plc:nqem65u52nkfxdwqlnhvcj4n
Sh2-171 – The Question Mark Nebula. A two-panel mosaic of this active star-forming region in Cepheus, 2,600 light-years away. Hubble Palette (HSO).
https://adfr.io/astro/20260310_sh2-171
#Astrophotography #Narrowband #NGC7822 #DeepSky
2026-03-10T20:11:43.151Z