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News for Norther Colorado and the world

Friday, July 21, 2017

Posts Tagged ‘globular clusters’

Earthsky Tonight — April 18, Spica, your guide star

Earthsky Tonight — April 18, Spica, your guide star to Omega Centauri

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org Silvery-blue Spica, the only prominent star in the constellation Virgo, acts as your guide to the Omega Centauri globular star cluster. To the unaided eye, Omega Centauri looks like a fairly faint (and possibly fuzzy) star. Very few of the Milky Way galaxy’s 250 or so globular clusters are readily visible without optics. To find Spica, extend the curve of the Big Dipper handle, as illustrated on our April 4 EarthSky Tonight. ... Full Story