Celestia is a free, open-source 3D space simulation software that allows users to explore our local space and beyond. It uses real astronomical data to create a realistic representation of our solar system, galaxy, and universe.
You can download Celestia for free from its official website. Simply go to the download page and select the appropriate version for your operating system.
Celestia allows you to explore and navigate our local space in 3D. You can visit different planets, moons, and other celestial bodies, view them from different angles, and even travel through time to see how they looked in the past or will look in the future.
Yes, Celestia offers a variety of customization options. You can add new objects, change the appearance of existing objects, and even create your own tours to guide your exploration.
Celestia uses real astronomical data to create its simulations, so it provides a highly accurate representation of our local space. However, keep in mind that it is a simulation and not a perfect representation of reality.