Celestia: visualize the Milky Way on your PC

What makes Celestia stand out is its extensive use of bump-mapping techniques to render the relief and surface details of planets, creating a sense of realism and depth. It allows users to freely navigate through space, offering an immersive experience that vividly demonstrates the vast scale of the universe. While the rendering of individual planets may not be as hyper-detailed as some other simulations, the software's ability to convey the immense scale and structure of the galaxy is truly impressive.