276 Like Stellarium Good alternative? YES NO 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. It... Free Open Source Mac Windows Linux PortableApps.com No features added Add a feature I want to explore other Earth-like planets and it only seems to let you look at the night sky. Guest • Jun 2017 • 3 agrees and 0 disagrees Disagree Agree
94 Like Celestia Good alternative? YES NO Celestia is an 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... Free Open Source Mac Windows Linux PortableApps.com No features added Add a feature It has lower system requirements and works well on older hardware. msharvey • Apr 2017 Disagree Agree
1 Like Gaia Sky Good alternative? YES NO 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 Windows Linux No features added Add a feature
1 Like Solar System Scope Good alternative? YES NO 3D simulation of the Solar System and night sky - real time virtual orrery and observatory Features: - Heliocentric view with real-time positions of planets and... Freemium Mac Windows Web Android iPhone Android Tablet iPad Multiple languages Works offline too Add a feature
