Spiral galaxy NGC 6946, also known as the Fireworks Galaxy.

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Keywords: 29, 6946, arms, astronomy, astrophotography, astrophysics, celestial, cepheus, constellation, cosmology, cygnus, fireworks, formation, galacticarp, galaxy, image, majestic, ngc, night, outdoors, photography, space, spiral, square, star, star-forming, starburst, starfield, starforming, starlight, stars, stellar, universe