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Look to Orion and Help Measure the Darkness of Your Night Sky - Universe Today
[/caption] How dark are your skies? GLOBE at Night wants to know! Join the 6th annual worldwide GLOBE at Night campaign, which is going on right now in the northern hemisphere. “We are running two campaigns this year, from February 22nd to March 6th and from March 22nd to April 4th in the northern hemisphere … Continue reading "Look to Orion and Help Measure the Darkness of Your Night Sky"