The constellation ARA (pronounced AIR-uh) the Altar was one of the “original” constellations of the Greeks. It appeared in Phaenomena, a 3rd-century-b.c. work by the Greek poet Aratus. He based it on a work written a century earlier by Eudoxus of Cnidus. The constellation’s position is easy to locate directly beneath the tail of Scorpius.Continue reading “Observe the deep sky in Ara”
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