Here we present a collection of tools and resources that we have found useful. Please let us know if you have something to add or if you find anything not working as expected.
- Stellarium – A wonderful multi-platform, open-source planetarium package.
- Cartes du Ciel/Sky Charts – An open-source planetarium/charting package.
- Celestia – The multi-platform space simulator that lets you explore our universe in three dimensions.
- Virtual Moon Atlas – A Lunar charting package that interoperates with Carte du Ciel.
- U.S. Naval Observatory Astronomical Applications – Rise and set times, lunar phases and much more.
- Heavens Above – Iridium Flares, comets, planetary data, charts and much more.
- Google Sky – Google maps for the sky. DSS, infrared, microwave, historical images along with Google Moon and Google Mars.
- NASA’s Eclipse site – All things eclipses, planetary transits across the sun, and other solar system information.
- Cometography.com – All things comets.
- StarDate Online – A wealth of information and StarDate Magazine from the good folks at The University of Texas at Austin McDonald Observatory.
- Jupiter’s Moons Information – Find out the positions of Jupiter’s 4 Galilean moons currently or at any time in the future, a great web page at the Sky & Telescope web site.
Clear Sky Clock
Other Clear Sky Clocks in Montana.
Current Lunar Phase