astronomy

Is there a library similar to Orekit in .NET?

I would like to know if a library similar to Orekit exists in .NET. I am curremtly trying to use OrbitTools but it lacks decent documentation. Thank you very much. ...

Bing Maps Silverlight Control: How do I Display the Sun's Footprint?

Hello, I have the Sun's latitude, longitude, and altitude but I don't know how to display the Sun's footprint in a particular time as in http://www.karhukoti.com and http://www.timeanddate.com/worldclock/sunearth.html. Can someone please help? Thanks. Edit: I downloaded the source code for JSatTrak and tried to implement the drawF...

Rotate an image about a specific pixel in python

How can I rotate an image about a specific pixel in Python? I am trying to de-rotate a set of images of the night sky. Since the stars rotate around Polaris, I could define Polaris as the center of rotation and rotate each image to line up the stars. ...