This week’s binocular object is the unusually named 9–12 (pronounced “9 through 12”) Geminorum Cluster, an asterism in Gemini. Although the written form looks like a calendar designation, this ...

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Last Friday night at my Mechanicsburg night sky program we looked at the planet Jupiter, a couple galaxies and a couple constellations. Despite the cold, folks stayed for the last and most exquisite ...