In the early 1960s, Alexander Rodgers, Colin Campbell, and John Whiteoak compiled a catalog of emission nebulae in the southern Milky Way. A particularly impressive entry, RCW 36, resides 2,300 light-years away in the constellation Vela the Sails. RCW 36 boasts an open cluster of massive young stars at its heart, surrounded by glowing cloudsContinue reading “RCW 36: A bird of prey sails away”
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