OStatic

Stellarium is a free software planetarium, licensed under the terms of the GNU General Public License, available for Linux, Windows and Mac OS X. It u...

A set of Ruby modules to help provide access to the Virtual Observatory (VO). Includes support for VOTable, VORegistry, VOEvent, WESIX (an online sou...

An Apollo add-on for the Orbiter space flight simulator, also known as NASSP or NCPP. See Project Home Page for more informations.

PSRCHIVE is an application suite and development library for use in the storage and analysis of pulsar astronomical data. It includes an extensive ran...

Frink is a calculating tool and programming language designed to help you in the real world. It tracks units of measurement throughout all calculatio...

MobileStarChart is a MIDP1.0/2.0 midlet for Java-enabled mobile/cell phones or handheld device. It simulates whole sky at any point on earth with cons...

Free software for Western and Vedic Astrology (Jyotish). Supports Classical Vedic Astrology, KP System and parts of Jaimini System. Western part inclu...

Astro Info is a multi-lingual astronomical ephemeris for the PalmOS that provides data for our solar system and other objects. The project is NOT in a...

Celestia is a 3D astronomy program created by Chris Laurel. The program, based on the Hipparcos Catalogue, allows the user to display objects ranging ...

A ruby wrap-up extension for the swiss ephemerides library (http://www.astro.com/swisseph/) used in astrology and astronomy domains.