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★★★★★
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Planet Guide is now more complete than ever! - New guided journey through the Solar System. - Astronomy quiz to test your knowledge. - Visual comparisons between planets. - Discover what it would be like to live on each world. - New moon profiles and space mission information. - Full Solar System view. - New languages: French and German. - Redesigned interface, improved readability and better performance.
Explore the Solar System in 3D — planet by planet. Solar System turns your phone into an interactive model of our cosmic neighborhood. Rotate, zoom and tap your way through every planet, moon and the Sun, with real astronomical data for each one: distance from Earth, orbital period, size, density and more. Explore all 8 planets, the Sun, Pluto and the Moon in interactive 3D Zoom in to reveal surface detail and true-to-scale size Discover Mars' and Jupiter's largest moons See Earth's day and night side update in real time Fully bilingual: English and Spanish Perfect for students, space enthusiasts, and anyone curious about what's really out there.