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Backyard Astronomer: July

(2) tv-pg

Backyard Astronomer: July

(2 min) tv-pg

Learn how to locate the summer triangle asterism. Every July, the summer triangle asterism, consisting of Deneb, Vega, and Altair, is visible. The three stars that make up the asterism are from the Cygnus, Lira, and Aquila constellations.