Don’t forget to set your watch!
Clear Sky Charts are an amazingly accurate tool that give forecast information for Cloud Cover, Sky Transparency, Seeing Conditions and Darkness. For instructions on reading the clocks or finding out more about them just click on a black area of the clock.
SpaceWeather.com News and information about the Sun-Earth environment.
What’s Up Tonight?
JPL Space Calendar An AMAZING collection of day by day observing highlights. Be sure to look here before heading out! CalSky Celestial Observer. “The most complete astronomical observation and information online calculator on the planet.” Abrams Planetarium Your Sky Star Chart Generator.
Atmospheric Phenomena -Site describes everything from Rainbows to Glories to Green and Red Flash. Atmospheric Optics -Site similar to the one above but also includes Clouds, Lightning, Weather, Rain, Snow and Ice. Aurora Oval -Shows the location of strongest Auroral Activity. An activity level of 4 (four) or higher is needed to see Aurora in the Spokane area. Updated every 10 minutes. Geomagnetic (Kp index) Activity -A Kp reading of 4 (four) or higher is needed to see Aorora in the Spokane Area. When the Kp index and the Aurora Oval both show readings of 4 (four) or higher then Aurora is visible from a dark site. Updated every 15 minutes.
Heavens-Above -Site that lists pass times and locations for satellites including ISS, Space Shuttle (when in orbit), Iridium Flares and many others. Use Lat=47.659, Lng=-117.425; Alt=562; TZ=PST. Any point on Earth can be used as the observing location by entering lat&long coordinates. U.S. Naval Observatory Sun and Moon Data A.L.P.O. Association of Lunar and Planetary Observers The Hitchhiker’s Guide to the Moon A guide to telescopic observations of the moon. tinyurl.com/ISS-Spokane International Space Station Observable Times
The Sun Stanford Solar Center -Providing Solar On-Line Activity Resources for the joy of solar science exploration. SpaceWeather.com -Science news and information about the Sun-Earth environment. Current Solar Data -Data from both space based and ground based observatories. Eclipse Homepage -Everything you ever wanted to know. Courtesy of Nasa’s Goddard Space Flight Center and Fred Espenak. Solar-Terrestrial Dispatch -Space Weather Specialists. Solar Observing FAQ -Learn about Safe solar observing.
Comets, Asteroids & Meteors Solar System Loads of comet information from JPL. Comets and Meteor Showers Gary Kronk’s site provides news, information, professional & amateur observations and historical research. Skyhound.com Skyhound’s Observers pages provide some excellent and detailed comet information. Leonid Meteor Calculator and Observing Info