Celestia Alternatives [Page 3]

This program enables you to draw sky charts, making use of the data in 16 catalogs of stars and...

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.

FlexiQuiz is a powerful online test generator that enables you to create engaging online quizzes, tests, or exams in minutes. Choose from 100's of features to create a customized quiz that meets your objectives for business, education, or fun.

Try for free freemium $25.0 / Monthly (Essentials plan)

Changes your Mac wallpaper to a satellite map of your local

Player-created empires, player-driven markets, and endless ways to embark on your personal sci-fi adventure.

Your desktop in virtual reality, with friends; play games, watch movies, and hangout in VR.

Air Combat is an Action, Open World, Single, and Multiplayer Combat Flight Simulation created and published by Namco.

Orbiter is a realistic 3D real-time space flight simulator program. Official site with free download. DownloadDownload mirror 1 Europe - Textures - Gallery - Links - .

SourceForge presents the Solar Model project. Solar Model is an open source application.

Build spacecraft, fly them, and try to help the Kerbals to fulfill their ultimate mission of conquering space.

Solar System 3D Simulator is an app that allows you to simulate the space above the earth that includes atmosphere, satellite orbits, stars, and the galaxy.

Star Walk 2 Free is a sumptuous planetary application that is turning out to be a great tool in identifying the objects in the night sky.

Centra Hub CRM is a free cloud based affordable custom CRM software to automate sales, marketing, and service. Try for Free.

Unreal Engine 4 is a suite of integrated tools for game developers to design and build games, simulations, and visualizations.