Day 1 2 Background 2.1 Cosmology 2.1.12 Student Overview Day 2

Mercury ] Venus ] Mars ] Jupiter ] Saturn ] Uranus ] Neptune ] Pluto ]


Jupiter, the fifth planet from the Sun, is the largest planet in the solar system. Jupiter is so big that over 1,000 planets the size of Earth could fit into it. It has 17 moons and 2 rings.


Basic Facts

 

Jupiter

Earth

Position from the Sun

5

3

Diameter

88,846 miles (142,984 km)

7,926 miles (12,753 km)

Moons

17

1

Rings

2

0

Average Distance from Sun

484,000,000 miles (778,000,000 km)

93,000,000 miles (149,000,000 km)

Your Weight on the Planet

Multiply your weight by 2.64

Multiply your weight by 1.0

Length of One Year

12 Earth years

1 Earth year

Length of One Day

9 hours and 55 minutes

24 hours

What?s in the Atmosphere?

Hydrogen, helium

Nitrogen, oxygen

Temperature

-220?F (-140?C)

-128?F to 136?F

(-89?C to 58?C)


Discovery

Jupiter is the largest planet in our solar system, and it is one of the brighter objects in the night sky. No one knows for sure who discovered Jupiter, but we know the ancient Greeks named it after the god, Zeus.


Missions to Jupiter

Mission

Launch Date(s)

Mission Accomplishments

Pioneer 11 (USA)

April 6, 1973

Pictures of Jupiter and its Great Red Spot.

Voyager 1 (USA)

September 5, 1977

Photographs and information on Jupiter's many moons.

Voyager 2 (USA)

August 20, 1977

Found that Jupiter's Great Red Spot is really a complex storm.

Found that Io, one of Jupiter's moons, has active volcanoes.

Galileo (USA and Europe)

October 18, 1989

Entered Jupiter's atmosphere.


Interesting Facts About Jupiter


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