The Sky This Week from September 1 to 8: Comet Hartley 2 visits California

Friday, September 1A bright gibbous Moon passes 1.4° south of Neptune at 3 A.M. EDT. Evening observers can catch the pair rising within two hours of sunset, now nearly 12° apart — but that will aid in observing Neptune, whose faint, magnitude 7.7 glow will require binoculars or a telescope to pick up. You’ll findContinue reading “The Sky This Week from September 1 to 8: Comet Hartley 2 visits California”
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