Celestia is described as 'application for real-time 3D visualization of space, with a detailed model of the solar system, over 100,000 stars, more than 10,000 galaxies, and an extension mechanism for adding more objects' and is a well-known app in the Education & Reference category. There are more than 10 alternatives to Celestia for a variety of platforms, including Windows, Linux, Mac, the Web and Android Tablet. The best alternative is Stellarium, which is both free and Open Source. Other great apps like Celestia are Space Engine (Paid), Gaia Sky (Free, Open Source), Elite: Dangerous (Paid) and Cosmonium (Free, Open Source).
- Stellarium is a free open source planetarium for your computer. It shows a realistic sky in 3D, just like what you see with the naked eye, binoculars or a telescope. View 50 alternatives to Stellarium
- Free • Open Source
Stellarium vs CelestiaStellarium is a planetarium, Celestia notYour stuck on earth, Celestia you can explore space
- Space Engine - a real-time 3D space simulator, procedural universe generator and visualiser. View 18 alternatives to Space Engine
- Paid • Proprietary
Space Engine vs CelestiaYou can not only travel throughout the Milky Way; Visiting the stars, the planets with their respective moons, comets, asteroids, black holes (in which one can see the shift towards the blue), etcetera. In addition, the music gives an atmosphere of relaxation.Have similar functionality.
- Elite: Dangerous is a space adventure, trading, and combat simulator that is the fourth release in the Elite video game series. Represent entire series of Elite: Dangerous games including Elite,Elite: Dangerous,. View 20 alternatives to Elite: Dangerous
- Paid • Proprietary
- HTC Vive
- Oculus Rift
Elite: Dangerous vs CelestiaElite is a full fledged game (there is significant travel time, currency, ship purchases and missions, etc). Some real stellar bodies are modeled, but most of them are procedurally generated. The feeling of exploring space in person is significantly more immersive, but it's value as a stellarium is minimal.
- 3D simulation of the Solar System and night sky - real time virtual orrery and observatoryFeatures:- Heliocentric view with real-time positions of planets and planetary... View 44 alternatives to Solar System Scope
- Freemium • Proprietary
- Android Tablet
- StarCalc is the fastest professional astronomy planetarium & star mapping program for Windows 9x/ME/NT/2000/XP (StarCalc version for PocketPC is available). View 29 alternatives to StarCalc
The program is no longer updated. Last version, 5.73, released in July 2006, can be still downloaded from the official website.
- Free • Proprietary
- Windows Mobile