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Almanac > Planets

Jupiter

Jupiter is one of the 8 planets of our solar system. It is the fifth closest planet to the Sun and the forth closest planet to Earth.
 

 



Jupiter

 
 
Fact Sheet

Mass

  1,898.6×1024 kg

  31783% (Ratio to Earth)

Diameter

  142,984 km

  1120.20% (Ratio to Earth)

Average Density

  1,326 kg/m3

  24% (Ratio to Earth)

Distance From Sun

  778,330,000 km (Average)

  816,355,600 km (Maximum)

  740,509,500 km (Minimum)

Distance From Earth

  968,460,580 km (Maximum)

  588,404,520 km (Minimum)

Gravity

  24.79 m/s2

Surface Gravity

  253% (Ratio to Earth)

Escape Velocity

  59.5 km/s

  531.90% (Ratio to Earth)

Visual Magnitude

  -9.40 V(1,0)

Orbital Velocity

  13.07 km/s (Average)

  13.72 km/s (Maximum)

  12.44 km/s (Minimum)

Orbit Inclination

  1.304 degrees

Orbit Eccentricity

  0.0489

Average Surface Pressure

  20–200 KPa

Temperature

  36,000 K (at cloud boundary) (Average)

Axis Tilt

  3.13 degrees

Aphelion

  816.62×106

Perihelion

  147.09 ×106

Synodic Period

  398.88 days

 
Description

Size:
Jupiter is a relatively small planet for the solar system with an average mass of 1,898.6×1024 kg and a diameter of 142,984 km. Jupiter is roughly 1120.20% the size of the planet Earth.

Orbital Characteristics:
Jupiter obits the Sun at a mean velocity of 13.07 km/s. At this speed it takes this planet 4,330.6 Earth days to complete its revolution of the Sun. One day on Jupiter lasts 9.9259 hours.

Distance from Earth:
Jupiter is the fifth closest planet to our Sun and the forth closest planet Earth.   During its revolution of the sun, its maximum distance from the planet Earth is 968,460,580 km and its minimum distance is 588,404,520 km.

Brightness:
Jupiter is a relatively bright planet with a brightness rating of -9.40 V(1,0) and a solar irradiance of W/m2.

Atmosphere:
Jupiter has a relatively thin atmosphere with a density of 1,326 kg/m3 and an average pressure of 20–200 KPa.  It is comprised of molecular Hydrogen (89.8%), Helium (10.2%), and other trace elements.

The mean temperature of the planet Jupiter is 36,000 K (at cloud boundary).

Moons:
Jupiter has 63 satellites including the following: Metis, Adrastea, Io, Europa, Ganymede, Ananke, Sinope, Pasiphae, Carme, Elara, Himalia, Sinope, Callisto.