September 2017
S M T W T F S
« Aug    
 12
3456789
10111213141516
17181920212223
24252627282930
News for Norther Colorado and the world

Sunday, September 24, 2017

Posts Tagged ‘giant star’

Sky Tonight—April 2, Follow the arc to Arcturus

Sky Tonight—April 2, Follow the arc to Arcturus

Courtesy of EarthSky A Clear Voice for Science Visit EarthSky at www.EarthSky.org Now is a perfect time to look outside in the evening and learn a playful phrase useful to skywatchers. Scouts learn it. Grandparents teach it to kids. It was one of the first sky tools I learned to use in astronomy. The phrase is: follow the arc to Arcturus. First locate the Big Dipper asterism in the northeastern sky in mid-evening, maybe around 9 p.m. Can’t find the Big Dipper? Look ahead to our chart for ... Full Story