JUPITER

COMPOSITION

• Mostly made up of helium and hydrogen gas
• No solid surface
• Gas giant
• Gravity is 24.79 m/s2
• One Earth day is 9.9 hours long on Jupiter

SURFACE FEATURES

• No real surface
• Continuous storms
• The core is made up of a liquid metallic hydrogen
• At the highest elevation the temperature is about -145 C
• At the core the temperature is about 35,000 C

EXPLORATION

• Pioneer 10 (1973)
• Pioneer 11 (1974)
• Voyager 1 (1979)
• Voyager 2 (1979)
• Ulysses (1992)

EXPLORATION

• Galileo (1995)
• Cassini (2000)
• New Horizons (2007)
• Juno (2011)

QUIZ

• Is Jupiter the biggest planet in the solar system?
• What is the only spacecraft to orbit Jupiter?
• Is it possible to have life on Jupiter?
• How long is one Earth day on Jupiter?
• Is gravity heavier or lighter in Jupiter?