Making waves in Cygnus

David Gluchowski, from Brooklyn, New York; imaged from Brooklyn and the Catskills Swells of Hydrogen-alpha emission at left frame this vista of a pair of emission nebulae — Sharpless 2–115 at upper right, and the small planetary nebula Sh 2–116 at lower right. “I like the sense of depth the different cloud structures give toContinue reading “Making waves in Cygnus”
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