
Celestia
Open SourceCelestia is a free and open-source 3D astronomy program allowing users to explore a vast, realistic model of the universe, including billions of celestial objects, at any speed and time period.
Looking for Stellarium alternatives? We've curated 1 top alternatives that offer similar functionality. Whether you need Linux options, free plans, or open source solutions, explore our comprehensive list to find the perfect fit for your needs.
Celestia is a free and open-source 3D astronomy program allowing users to explore a vast, realistic model of the universe, including billions of celestial objects, at any speed and time period.
Celestia is a free and open-source 3D astronomy program allowing users to explore a vast, realistic model of the universe, including billions of celestial objects, at any speed and time period.
Want to see how Stellarium stacks up against alternatives? Select any option below for a detailed comparison.