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.

Oct 20, 2024 · Stellarium is a free, open-source planetarium software that provides a realistic, real-time simulation of the night sky. It allows users to explore stars, planets, constellations, and other celestial …

May 21, 2024 · There’s a wealth of free astronomy software available online to enhance your observations of the night sky. Here are some of the best.

Feb 2, 2026 · Whether you are a student, an educator, an amateur astronomer or an astronomy enthusiast, you will find tools in KStars that are useful to you. Have a look at the Features page for a …

High performance OpenGL graphics set the industry standard for excellence in astronomy software. Starry Night Pro Plus 8 is our fully featured flagship program, tailored for the astronomer who wants …

Starry Night takes you on a guided tour of our Solar System’s past, present, and future, and can even model exactly how the night sky will appear from your own backyard, a neighboring town, or …

Feb 13, 2026 · Discover the best astronomy software for astrophotography and visual observing. Compare free and paid tools for deep sky, planetary imaging, EAA, stacking, processing, weather, …

3 days ago · Stellarium Web is a planetarium running in your web browser. It shows a realistic star map, just like what you see with the naked eye, binoculars or a telescope.

Jul 15, 2025 · I’ve put together my trusted list of the best astronomy apps for stargazing on your phone or tablet. These are the same stargazing and planning apps (plus a few other key astronomy …

Listed here are software packages useful for conducting scientific research in astronomy, and for seeing, exploring, and learning about the data used in astronomy.