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The Sky This Week from September 4 to 11: The Moon joins Jupiter and Mars

astronomy.com · 11dShare

Friday, September 4Last Quarter Moon occurs at 3:51 A.M. EDT Have you heard of the “demon star,” Algol? This strange sun is actually two stars in a system known as an eclipsing binary. As the name would suggest, as they orbit, one star regularly passes in front of and eclipses the other from our point Continue reading "The Sky This Week from September 4 to 11: The Moon joins Jupiter and Mars" The post The Sky This Week from September 4 to 11: The Moon joins Jupiter and Mars appeared first on Astronomy Magazine .

First report: The Sky Today on Tuesday, September 1: Visit globular cluster M30 — astronomy.com, 14d