WorldWide Telescope
The WorldWide Telescope (WWT) is a Web 2.
18 Alternatives To WorldWide Telescope
Aciqra
Aciqra is a virtual sky map and planetarium that shows astronomical objects in the sky from the past, present and future.
Aladin
Aladin is an interactive sky atlas allowing the user to visualize digitized astronomical images or…
Celestia
Celestia - real-time 3D visualization of space.
Digital Universe Atlas
Discover the universe with our downloadable atlas—the Digital Universe—where you can fly from the Sun out the edge of the observable universe.
Exoplanet Explorer 3D
Exoplanet Explorer takes you on a journey beyond the limits of our Solar System.
Google Earth Pro
Google Earth Pro allows you fly anywhere around the earth to view satellite imagery, maps, 3D building, and terrain, from galaxies in outer space to the canyons of the ocean.
Noctua Stellarium Mobile
Stellarium Mobile is a fully-featured planetarium for your phone.
OpenStreetMap
OpenStreetMap is a map of the world, created by people like you and free to use under an open license.
Planetarium
A browser-based virtual planetarium of stars and planets, customizable to any location and time.
Sky Map
Sky Map (formerly the Google Sky Map) turns your Android-powered mobile phone into a window on the…
Solar Model
SourceForge presents the Solar Model project. Solar Model is an open source application.
Space Engine
Space Engine is a realistic virtual Universe you can explore on your computer.
StarCalc
StarCalc is the fastest professional astronomy planetarium & star mapping program for Windows…
Stellarium
Stellarium is a free open source planetarium for your computer.
Super Planet Crash
A game of gravity. Go crash some planets!
Universe Sandbox
Universe Sandbox ² is a physics-based space simulator.
Vortex Planetarium
Vortex Planetarium - Discover the sky.
WinStars
WinStars, an astronomy shareware.