For my friends over on Orcas.. and for anyone else looking for the best in free astronomy software for their PC
All these links will open in their own window - simply close them to return here.
Stellarium: An excellent, simple and simply beautiful natural sky planetarium
Celestia: A magnificent, interactive 3D Solar System simulator
Cartes Du Ciel: an advanced star charting program (worth riding the learning curve to master)
Here are links to Astro Physics' Polar Alignment cell phone APPS (depending on your device)
Touch App -
Click this link to the "Astro-Physics PolarAlign" App
Windows Phone App - Click this link to the "AP Polar Align" App
Android App - Click this link to the "Polar Finder" App
I am also including a link to my Eyepiece Calculator (fovany.xls) - a simple spreadsheet program to generate a printable chart of powers for all your eyepieces:
Eyepiece Calculator (fovany.xls)
To calculate the magnifying power of any eyepiece for a given scope.
Right-click here to save calculator to your local drive
Return to my Astronomy Page