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News for Norther Colorado and the world

Thursday, February 11, 2016

Posts Tagged ‘Sky Tonight’

Sky Tonight—December 28, Find a variable star in

Sky Tonight—December 28, Find a variable star in Lyra

Courtesy of EarthSky A Clear Voice for Science Visit EarthSky at www.EarthSky.org This evening, we zoom in on a variable star – a star whose brightness changes – near the star Vega in the small but distinctive constellation Lyra the Harp. Here is how to locate it. A dark sky brings out the four rather faint stars to the left of Vega. These stars form a parallelogram – a four-sided figure with its opposite sides equally long and parallel to one another. Three fingers at an arm length ... Full Story

Sky Tonight—December 27, Moon, bright star, two

Sky Tonight—December 27, Moon, bright star, two planets before dawn

Courtesy of EarthSky A Clear Voice for Science Visit EarthSky at www.EarthSky.org Before dawn tomorrow (Tuesday, December 28), look in the east for the planet Saturn and star Spica near the last quarter moon. Beneath this threesome – moon, Saturn and Spica – you will see the blazing planet Venus much closer to the eastern predawn horizon. You might be seeing these objects when there is a fair amount of predawn twilight washing the sky. The planets and stars have colors of their own. Saturn ... Full Story

Sky Tonight— December 24, Moon approaching Regulus

Sky Tonight— December 24, Moon approaching Regulus

Courtesy of EarthSky A Clear Voice for Science Visit EarthSky at www.EarthSky.org Bright object in south on December evenings? It’s the planet Jupiter If you are out late on this Friday evening, look toward the east to see the moon near the star known as the Lion’s Heart. This is Regulus, brightest star in the constellation Leo the Lion. Although our sky chart is designed for mid-temperate North American latitudes, the moon and Regulus can be seen late tonight from all around the world. ... Full Story

Sky Tonight, December 23—Southern Cross visible in

Sky Tonight, December 23—Southern Cross visible in Hawaii before sunrise

Courtesy of EarthSky A Clear Voice for Science Visit EarthSky at www.EarthSky.org Bright object in south on December evenings? It’s the planet Jupiter A reader asked us, “When can I see the Southern Cross in Hawaii?” At this time of year, Hawaiians can see the Southern Cross, which is also known as the constellation Crux, in the southern sky before dawn. The Southern Cross stands close to upright, but quite low in the sky. Notice the two nearby stars, Rigel Kentaurus and Hadar. Rigel ... Full Story

Sky Tonight—December 22, Moon and heavenly Twins

Sky Tonight—December 22, Moon and heavenly Twins

Courtesy of EarthSky A Clear Voice for Science Visit EarthSky at www.EarthSky.org The big and bright waning gibbous moon shines in front of Gemini the Twins tonight. Our chart today shows you the view toward the east-northeast sky about three hours after sunset. Gemini’s two brightest stars are Castor and Pollux. They shine quite close to the moon tonight. The moon and Gemini swing westward throughout the night, for the same reason the sun moves westward during the day. It is because the ... Full Story

Sky Tonight—December 21, solstice marks day of

Sky Tonight—December 21, solstice marks day of southernmost sun

Courtesy of EarthSky A Clear Voice for Science Visit EarthSky at www.EarthSky.org Today’s 2010 December solstice comes at 23:38 (11:38 p.m.) Universal Time today, when the sun on our sky’s dome reaches its farthest point south of the celestial equator – an imaginary line around the sky directly above the Earth’s equator. Translating Universal Time to Mountain Standard Time, that is 4:38 p.m. today. How do I translate Universal Time to my time? At this solstice, we celebrate the ... Full Story

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