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The Solar System. Mercury. Gravity: .38 Moons: 0 Revolution: 88 days Rotation: 58 days 14 hrs. Tilt: 0 o Atmosphere: none. Venus. Gravity: .91 Moons: 0 Revolution: 225 days Rotation: 243 days (retrograde) Tilt: 2.6 o Atmosphere: Nitrogen 3.5%, CO 2 96.5%. VENUS. Earth.
E N D
Mercury • Gravity: .38 • Moons: 0 • Revolution: 88 days • Rotation: 58 days 14 hrs. • Tilt: 0o • Atmosphere: none
Venus • Gravity: .91 • Moons: 0 • Revolution: 225 days • Rotation: 243 days (retrograde) • Tilt: 2.6o • Atmosphere: Nitrogen 3.5%, CO2 96.5%
Earth • Gravity: 1 • Moons: 1 • Revolution: 365 days • Rotation: 24 hrs. • Tilt: 23.5o • Atmosphere: 78.1% Nitrogen, 20.9% Oxygen
Mars • Gravity: .38 • Moons: 2 • Revolution: 687 days • Rotation: 24 hrs. • Tilt: 25.2 o • Atmosphere: CO2 95%, nitrogen, argon, oxygen
M A R S
VALLES MARINERIS 4000 km long, 240 km wide more than 6km deep
OLYMPUS MONS Largest volcano in the Solar System
Jupiter • Gravity: 2.36 • Moons: 63(2003) • Revolution: 11.9 years • Rotation: 9 hrs. 50 min. • Tilt: 3.1o • Atmosphere: H 89.8%, He 10.2%
JUPITER’S MOONS
IO VOLCANO ERUPTS
Saturn • Gravity: .92 • Moons: 18 • Revolution: 29.5 years • Rotation: 10 hrs. 14 min. • Tilt: 26.7o • Atmosphere: H 96.3%, He 3.3%
Uranus • Gravity: .89 • Moon: 17 • Revolution: 84 years • Rotation: 17 hrs. 14 min. • Tilt: 98o • Atmosphere: H 82.5%, He 15.2%, Methane 2.3%
U R A N U S
URANUS CLOUDS
Neptune • Gravity: 1.12 • Moon: 8 • Revolution: 165 years • Rotation: 16 hrs. 7 min. • Tilt: 28o • Atmosphere: H 80%, He 19%
N E P T U N E
Pluto • Gravity: .07 • Moon: 1 • Revolution: 248 years • Rotation: 6 days 10 hrs. • Tilt 123o • Atmosphere: ?