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.


Space Engine is not available for Mac but there are some alternatives that runs on macOS with similar functionality. The best Mac Star Map alternative is Stellarium, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to Space Engine and five of them are Star Maps available for Mac so hopefully you can find a suitable replacement. Other interesting Mac Star Map alternatives to Space Engine are Celestia, Gaia Sky, Solar System Scope and Cosmonium.
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.


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 extension mechanism for adding more objects.



3D simulation of the Solar System and night sky - real time virtual orrery and observatory




I want to explore other Earth-like planets and it only seems to let you look at the night sky.