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News for Norther Colorado and the world

Thursday, December 18, 2014

Posts Tagged ‘Altair’

Earthsky Tonight—May 06, Milky Way encircles the

Earthsky Tonight—May 06, Milky Way encircles the horizon on May evenings

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org Where is the Milky Way these days? That faint luminous band of stars crossing the dome of sky is nowhere to be seen on May evenings. Why? The disk of our Milky Way is shaped like a pancake. On May evenings, the plane of the pancake-shaped galactic disk coincides with the plane of the horizon. Because the Milky Way disk sits along the horizon in every direction, the Milky Way doesn’t appear in the sky on May ... Full Story

Earthsky Tonight — March 8, 2010: The Summer

Earthsky Tonight — March 8, 2010: The Summer Triangle, a signpost for all seasons

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org As seen from our northern temperate latitudes, the three brilliant stars of the Summer Triangle – Vega, Deneb and Altair – are out for at least part of the night every night of the year. Presently, the Summer Triangle shines in the eastern sky at and before dawn. Like the Big Dipper, the Summer Triangle is an asterism – a pattern of stars that is not one of the officially recognized 88 constellations. To gauge the ... Full Story

Earthsky Tonight – Dec 23 2009 Star-hop to

Earthsky Tonight – Dec 23 2009 Star-hop to Mercury from the Summer Triangle

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.org The first three stars to pop out into your western sky after sunset are Vega, Altair and Deneb. These brilliant stars make up the huge asterism known as the Summer Triangle. An asterism is a star formation that is not an officially recognized constellation. Don’t mistake the planet Jupiter (outside of our sky chart) for a Summer Triangle star. Jupiter beams in the southwestern sky, to the left of the Summer ... Full Story

EarthSky Tonight – December 22, See the Summer

EarthSky Tonight – December 22, See the Summer Triangle in winter

Courtesy of EarthSky A Clear Voice for Science www.EarthSky.com If you’re driving around tonight, maybe visiting friends or looking at holiday lights, be sure to look for some noteworthy lights in the sky as well. In the west, shortly after sunset, you’ll find a famous “asterism, ” or noticeable pattern of stars, known as the Summer Triangle. The Triangle consists of three bright stars in three different constellations. They are Vega in the constellation Lyra the ... Full Story

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