A virtual planetarium for observers of the real sky.
RFI detector and quality analysis for astronomical radio observations
See the Astronomy Picture of the Day in your desktop!
Sight Reduction for Air Navigation with Python
Calculator that takes care of measurement units.
A free, fast and accurate routine to compute the position of the Sun
video align tool for astrophotography
Astronomical Database
A program to align and stack astronomical images.
مكتبة أبجد
A MATLAB toolbox to simulate optical systems
Open PECTool - manipulate peroidic error data for Celestron mounts.