Useful Astronomy Software

Useful software for amateur / professional astronomers

AstrobyteAstronomy Logging Software
AstroplannerAstronomical visual observation planning and loggingUSA
Cartes du Ciel (Sky Charts)Charting Software (Free)
Hallo northern skyPlanetarium SoftwareOnline
NightcalA simple, practical tool for basic observation session planningWorcester
Scope NightsiPhone Astronomy App
Solar System Simulator ProjectSolar System Simulation softwareOnline
StellariumPlanetarium SoftwareWorldwide