BoPlanets shows planets relatively to an observing planet.
ProStack - a platform for image processing and analysis
*nix Sidereal Clock
Sight Reduction for Air Navigation with Python
Multi-platform Variable Star Visualisation and Analysis
more calendar conversions, epochs, JDN, moon, +
Spherical search plugin for PostgreSQL
Make star maps for anywhere at anytime
A fair attempt at the Keplerian tradition to explore the solar system
A FITS file sorting application.
c++ library for calculating the position of a satellite