Planet Saturn
Sixth Planet|Gas Giant|Solar System
— km from Earth right now · updating…
// orbital & physical parameters
🪐
Equatorial Diameter
0km
9.14× Earth's diameter
🌊
Mass
5.683× 10²⁶ kg
95.16× Earth's mass
🌡️
Cloud-Top Temperature
−0°C
−288 °F / 95 K
💨
Max Wind Speed
0km/h
500 m/s at equatorial jet
⏱️
Rotation Period
10h 33m 38s
Fastest spin in outer system
📅
Orbital Period
29.46yr
10,759 Earth days
🌍
Distance from Sun
9.58AU
1.434 billion km avg
🌙
Known Moons
0
Most moons in the Solar System
💍
Ring Span
0km
7 main ring groups (A–G)
🔩
Ring Thickness
~20m – 1km
Paper-thin relative to span
⚖️
Density
0.687g/cm³
Less dense than liquid water
🏋️
Surface Gravity
10.44m/s²
1.065× Earth gravity
// atmospheric composition
Methane, Ammonia & traces
0.45%
// comparative size & mass — vs inner planets
// mission log
1610
Galileo Galilei first observes Saturn's rings — misidentifies them as "two companions"
1655
Christiaan Huygens discovers Titan, Saturn's largest moon & identifies ring structure
1979
Pioneer 11 becomes the first spacecraft to fly past Saturn, at 21,400 km
1980–81
Voyager 1 & 2 flybys reveal ring structure, F-ring, and discover new moons
2004–2017
Cassini–Huygens orbits Saturn for 13 years — Grand Finale dive into atmosphere Sep 2017
2034+
Dragonfly mission planned — nuclear-powered rotorcraft to explore Titan's surface
// system.query — saturn_data