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News for Norther Colorado and the world

Tuesday, September 2, 2014

Posts Tagged ‘Rastaban’

Earthsky Tonight—July 4, Draco the Dragon on July

Earthsky Tonight—July 4, Draco the Dragon on July evenings

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org At nightfall tonight, the starlit Eyes of Draco the Dragon peer down upon you from almost overhead. Their names are Eltanin and Rastaban. If the sun, Eltanin and Rastaban all were located the same distance from us, it’s thought that Eltanin would shine 600 times more brightly than our sun and that Rastaban would shine 950 times more brightly. Though Rastaban is actually the more luminous of these two stars, Eltanin ... Full Story

Earthsky Tonight—June 4: Rastaban and Eltanin belong

Earthsky Tonight—June 4: Rastaban and Eltanin belong to constellation Draco

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org One of you asked, "What are constellations?" The answer is that they are just patterns of stars on the sky’s dome. The Greeks and Romans, for example, named them for their gods and goddesses, and for many sorts of animals. In the 20th century, the International Astronomical Union (IAU) formalized the names and boundaries of the constellations. Now every star in the sky belongs to one or another constellation. The ... Full Story

Earthsky Tonight—June 3: See Draco the Dragon and a

Courtesy of EarthSky   A Clear Voice for Science www.EarthSky.org If you have a dark sky, you will be able to pick the constellationDraco the Dragon winding around the North Star, Polaris. First, find the Big Dipper high in the north on June evenings. The two outer stars in the Dipper’s bowl point to Polaris, the North Star, which marks the end of the Little Dipper’s handle. The Little Dipper is relatively faint. If you can find both Dippers, then your sky is probably pretty ... Full Story

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