Mean distance from Sun: | 5.20 Astronomical Units 778,400,000 km |
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Diameter: | 143,800 km |
Mass: | 317.89 Earths |
Density: | 1.3 grams per cubic centimeter |
Surface temperature: | -200 F |
Orbital period: | 11 years, 321 days |
Rotational period: | 9 hours, 56 minutes |
Jupiter is the Solar System's largest planet - its composition is more like a star than a planet. Bright belts, changing cloud structures, four main moons (each larger than Earth's satellite) and the Great Red Spot are all easily visible in small telescopes.