Earthsky Tonight – Dec 23 2009 Star-hop to

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