Celestia

Discover the cosmos in 3D with our free planetarium software. Experience the wonder of the universe just like you would with the naked eye, binoculars, or a telescope.

Empowering success, one founder at a time.

Navigate the stars. Conquer the galaxy. Command respect.

Crafting galaxies at the touch of a button.

Discover the stars of the Milky Way in stunning 3D with our powerful visualization software.

Experience the endless possibilities of the cosmos with our interactive space simulator for Windows based PCs.

Experience the thrill of space exploration with our immersive, open-ended simulator for iOS and Android.

Discover the vast universe of exoplanets with ease, all in one convenient location.

Discover the beauty of the cosmos with ease and precision.

Discover the night sky in a whole new way, with our browser-based virtual planetarium. Customize your experience with just a few clicks and immerse yourself in the cosmos.