SOLARSYS
3D ViewSim Year
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Composition
Key Facts
Mission History
About this Simulation
Real Astronomical Data
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True Orbital Periods
All planets orbit at their real relative speeds — from Mercury's 88-day sprint to Neptune's 165-year journey.
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3D Perspective View
Default view tilts the orbital plane for depth and realism. Drag to rotate the solar system in any direction.
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Asteroid Belt
Toggle 220 simulated asteroids orbiting between Mars and Jupiter — each with unique speed and size.
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Mission Archive
Click any planet to explore a complete mission history — from Mariner 10 to Parker Solar Probe.