WorldWide Telescope

The WorldWide Telescope (WWT) is a Web 2.0 visualization software environment that enables your computer to function as a virtual telescope, bringing together imagery...

Free Open Source Windows Web

Gaia Sky

3D visualization software for ESA's (European Space Agency) Gaia mission to chart about 1 billion stars of the Milky Way Galaxy.

Free Open Source Mac OS X Windows Linux

Aciqra

Aciqra (uh-SEE-kruh) is a free and open source virtual sky map and planetarium which tracks and displays astronomical bodies including planets, nebulae and stars to an...

Free Open Source Windows Linux

Mitaka

Mitaka is software for visualizing the known Universe with up-to-date observational data and theoretical models. Mitaka users can seamlessly navigate through space, from...

Free Windows

Sky Map of Constellations

A very simple overview of the northern and southern sky hemisphere map with the Constellation and approximate graphical position of the planets and of The Sun and of The...

Free Android

SkySafari

SkySafari is a powerful planetarium that fits in your pocket. It puts thousands of stars and planets at your fingertips. It lets you find objects in the sky using your...

Commercial

Star Rover

Star Rover is the fantastic planetarium for your smart phone. Just hold up your phone and Star Rover will tell you exactly what you are pointing at. Star Rover...

Commercial

Starry Night (series)

The Starry Night apps are the most comprehensive educational astronomy apps. Use it with your introductory astronomy textbook or on its own. It's a powerful...

Commercial Mac OS X Windows Android Tablet iPad