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News for Norther Colorado and the world

Thursday, February 21, 2019

Posts Tagged ‘circumpolar’

EarthSky Tonight—October 16, See Cassiopeia and Big

EarthSky Tonight—October 16, See Cassiopeia and Big Dipper on autumn evenings

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org On October evenings, the Big Dipper resides rather low in the northwest sky, and the W or M-shape constellation Cassiopeia the Queen sits on her throne in the upper northeast sky. These two star formations are like riders on opposite side of a Ferris Wheel. They spin around Polaris, the North Star, once a day. As one rises upward, the other plunges downward – and vice versa. As evening deepens into late night, the Big Dipper ... Full Story