The Great World Wide Star Count
The Great World Wide Star Count (Oct 20 - Nov 3, 2008) is an effort to determine the light pollution globally while educating participants about the stars. This event, which is open to everyone who want to participate, is organized by the Windows to the Universe project at the University Corporation for Atmospheric Research (UCAR) in Boulder, Colo., in conjunction with planetariums and scientific societies across the world. To participate downlad the printable Activity Guide from their website . One hour after sunset (about 7:00 - 9:00 PM local time) find out the Cygnus Constellation (Sagittarius for Southern hemisphere) and determine the visibility magnitude according to the activity guide. Then report your observations online. This event is in its second year. The 2007 star count drew 6,624 observations taken in all seven continents. See the the 2007 star count results here . That was my observation! Next year, the star count will be part of a "cornerstone project...