Messier 101, NGC 5457, also known as the pinwheel galaxy in Ursa Major as seen through a 400mm lens.

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Size: 3200px × 2103px
Location: Eifel, Germany
Photo credit: © IndustryAndTravel / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: 101, 5457, arms, astronomy, astrophotography, background, dark, galaxies, galaxy, m101, major, messier, nature, ngc, ngc5457, night, pinwheel, rotation, sky, spiral, star, stars, starscape, time, universe, ursa