This abbreviated Clear Sky Chart is for King of Prussia, PA – Search for your Clear Sky Chart
Monthly Printable SkyMaps (There is another at the bottom of the page)
Starmap for iPhone and iPad – My favorite Sky Map, by far
Sky and Telescope – This week’s sky at a glance
Jupiter Red Spot Transit Times
Moon Trackers: Saturn – Jupiter
CalSky Celestial Calendar – customizable with night vision
EarthSky Meteor Shower Schedule for 2012
Photopic 360 Degree Survey of the Night Sky – Pan and Zoom
Messier Objects by Constellation – Messier Catalog
International Dark Sky Association (IDA) – Dark Sky Finder
EarthSky – A Clear Voice For Science