Bright blue reflection nebula NGC 7023, aka the Iris Nebula, in constellation Cepheus, amid a region of dark and faintly glowing clouds of interstellar dust. The bright red star at upper left is the variable star T Cephei. North is up in this framing. Photographed from southern Alberta, Canada on 10 November 2023.

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Photo credit: © Alan Dyer/VW PICS/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
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Keywords: -, 10, 2023, 7023, asterism, asterisms, astronomical, astronomy, astrophysical, astrophysics, blue, bright, cephei, cepheus, constellation, constellations, dust, earth, evening, interstellar, iris, nebula, nebulae, nebulas, ngc, night, november, observation, red, reflection, sky, space, star, starry, stars, variable