Orrery: Solar System Explorer

Explore the solar system — live orbits, true-scale planets, and real NASA facts in your pocket.

See the whole solar system come alive on your iPhone. Spin the planets, follow live orbits and compare worlds to true scale — real astronomy made beautifully simple.

Turn the night sky into an interactive map you can explore for hours. No account, no sign-in, no clutter — just tap and go.

WHAT YOU CAN DO • Explore the Sun, every planet, dwarf planets and major moons in rich detail • Watch a live orrery with planets moving along their real orbital paths • Compare size, gravity, distance and temperature side by side to true scale • Read fun facts, figures and short articles about each world • Take a solar system quiz and beat your best score • Works fully offline — no ads, no tracking, ever

HOW IT WORKS

1. Tap any world to open its deep-dive profile
2. Open the orrery to watch the planets orbit in real time
3. Compare any two worlds to see how they stack up

Full access to the planet explorer, live orbits, scale comparisons and deep-dive facts is unlocked with a subscription — available weekly, yearly or as a one-time lifetime purchase.

Start exploring the solar system today.

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