Friday, October 9A few hours after sunset, turn toward the north to find the familiar W shape of Cassiopeia on its side, looking more like the number 3. To the upper left of this numeral is the target we’re aiming for tonight: open cluster M52. This young grouping of stars covers almost a quarter ofContinue reading "The Sky This Week from October 9 to 16: Mars passes through the Beehive"
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