SkytechX is free astronomical planetarium software released under GNU-GPL license and running under Microsoft Windows OS.

Basic specifications

SkytechX is free astronomical planetarium for rendering real objects (stars, planets, comets etc.) on the map. See YouTube video. Program works with range of years 1 AD and 3000 AD. Main catalogue is Tycho2 with more than 2.5 millions of bright stars. Customized internal catalogue of non-stellar objects has been composed of several sources like NGC, IC, PGC, Messier etc. and contains more than 100,000 of objects. The planetarium allows you to connect your telescope via ASCOM6 platform. You can search for solar or moon eclipses, planet conjunctions and other events in given time range. Supports work with overlayed DSS-FITS images directly on the map.

System requirements

Operation systemMicrosoft Windows XP SP2, Vista, Windows 7 or 8
Processor1 GHz or faster
RAM memory2 GB
Free disk space300MB for minimal version
Screen resolution1024 x 768