Our Solar System

Inner Solar System(Terrestrial Planets)

• Mercury

• Venus

• Earth

• Mars

Evening and Morning Star

Mercury and Venus

http://antwrp.gsfc.nasa.gov/apod/image/0003/mercurysky_casado_big.jpg

Mercury

Mercury Year = 88 Earth Days

Mercury Day = 59 Earth Days

http://antwrp.gsfc.nasa.gov/apod/image/9612/mercury2_mariner10_big.gif

Surface of Mercury

•Mercury has no atmosphere

•Water on Mercury? Possibly.

•Composition = Heavy Elements

http://antwrp.gsfc.nasa.gov/apod/image/0002/merc4_m10_big.gif

Solar Energy

Temperature = 662 to -274 degrees Fahrenheit

http://antwrp.gsfc.nasa.gov/apod/image/9911/mercury_1600_trace.gif

•Distance From Sun = 0.387 AU

• Earth Mass = .055

• Diameter = .383

• Tilt = .5

•Distance From Sun = 0.387 AU

• Earth Mass = .055

• Diameter = .383

• Tilt = .5

Venus

Venus Year = 225 Earth Days

Venus Day = 243 Earth Days

http://antwrp.gsfc.nasa.gov/apod/image/venus_galileo.gif

Surface of Venus

Atmosphere

• Mostly Carbon Dioxide

• 3% Nitrogen

• Sulfuric Acid Droplets

Composition = Heavy Elements

http://antwrp.gsfc.nasa.gov/apod/image/0105/venus_greenbank_big.jpg

Solar EnergyTemperature = 860 degrees Farhenheit

Water on Venus? NO (evaporated)

http://antwrp.gsfc.nasa.gov/apod/image/maat_mons.gif

•Distance From Sun = 0.723 AU

• Earth Mass = .815

• Diameter = .949

• Tilt = 177.3

EarthEarth Year = 365 days

Earth Day = 24 hours

http://antwrp.gsfc.nasa.gov/apod/ap010204.html

Surface of Earth

Atmosphere• 78% Nitrogen• 21% Oxygen• 1% Other Gases

Composition = Heavy Elements

http://antwrp.gsfc.nasa.gov/apod/ap980204.html

Solar Energy

Temperature = 140 to -130 degrees Fahrenheit

Water on Earth? Yes (liquid , solid, & gas)

http://antwrp.gsfc.nasa.gov/apod/ap000131.html

•Distance From Sun = 1 AU

• Earth Mass = 1

• Diameter = 1

• Tilt = 23.45

Mars

Mars Year = 1.88 Earth Years

Mars Day = 24.5 Earth Hours

http://antwrp.gsfc.nasa.gov/apod/ap011017.html

Surface of Mars

Atmosphere

• 95% Carbon Dioxide

• 5% Nitrogen

Composition = Heavy Elements

http://antwrp.gsfc.nasa.gov/apod/ap010721.html

Solar Energy

Temperature = 70 to -220 degrees Fahrenheit

Water on Mars? Yes (frozen)

http://physics1.byu.edu/christensen/Physics%20127/Images/Mars.html

•Distance From Sun = 1.524 AU

• Earth Mass = .107

• Diameter = .553

• Tilt = 25.19

Asteroid Belt

• Divides the Inner and Outer Planets

http://antwrp.gsfc.nasa.gov/apod/ap010211.html

Outer Solar System(Jovian Planets)

• Jupiter

• Saturn

• Uranus

• Neptune

Solar Wind

• Energetic particles that escape from the sun.

• When the solar system formed, the solar wind pushed the lighter elements (hydrogen and Helium) further from the sun.

• Earth is protected by its magnetic field

Jupiter

Jupiter Year = 12 Earth Years

Jupiter Day = 9 hours and 55 minutes

Surface of Jupiter

Atmosphere

• 75% Hydrogen

• 24 % Helium

• 1% Other Gases

Temperature = -162 degrees Fahrenheit at cloud tops

305 degrees Fahrenheit 120 mi. below clouds

Composition

• Liquid Metallic Hydrogen & Helium

• Liquid Methane, Ammonia, & Water

• Heavy Element Core

Water on Jupiter? = Yes (Liquid & Gas)

•Distance From Sun = 5.203 AU

• Earth Mass = 317.83

• Diameter = 11.209

• Tilt = 3.12

Saturn

Saturn Year = 29.37 Earth Years

Saturn Day = 10.5 Earth Hours

http://antwrp.gsfc.nasa.gov/apod/ap980118.html

Surface of Saturn

Atmosphere 96% Hydrogen 3 % Helium 1% Other Gases

Temperature = -292 degrees Fahrenheit at cloud tops

Composition Liquid Metallic Hydrogen & Helium Liquid Methane, Ammonia, & Water Heavy Element Core

Water on Saturn? = Yes (Liquid & Gas)

http://antwrp.gsfc.nasa.gov/apod/ap950730.html

•Distance From Sun = 9.554 AU

• Earth Mass = 95.16

• Diameter = 9.449

• Tilt = 26.73

Uranus

Uranus Year = 83.75 Earth Years

Uranus Day = 17.24 Earth Hours

http://antwrp.gsfc.nasa.gov/apod/ap010826.html

Surface of Uranus

Atmosphere 84% Hydrogen 14% Helium 2% Methane

Temperature = -360 degrees Fahrenheit at cloud tops

http://antwrp.gsfc.nasa.gov/apod/ap990531.html

Composition Liquid Molecular Hydrogen & Helium Highly Compressed Water Heavy Element Core

Water on Uranus? = Yes (Liquid)

http://antwrp.gsfc.nasa.gov/apod/ap971126.html

•Distance From Sun = 19.22 AU

• Earth Mass = 14.5

• Diameter = 4.007

• Tilt = 97.86

Neptune

Neptune Year = 163.73 Earth YearsNeptune Day = 16.11 Earth Hours

http://antwrp.gsfc.nasa.gov/apod/image/neptune_vg2.gif

Atmosphere 84% Hydrogen 14% Helium 2% Methane

Temperature = -360 degrees Fahrenheit at cloud tops

Surface of Neptune

http://antwrp.gsfc.nasa.gov/apod/ap991005.html

Composition Liquid Molecular Hydrogen &

Helium Highly Compressed Water Heavy Element Core

Water on Neptune? = Yes (Liquid)

•Distance From Sun = 30.11 AU

• Earth Mass = 17.204

• Diameter = 3.883

• Tilt = 29.56

Historical Planets

• Pluto

Pluto

Pluto Year = 248 Earth YearsPluto Day = 6.39 Earth Days

http://antwrp.gsfc.nasa.gov/apod/ap990213.html

Surface of Pluto

Atmosphere = Very Thin • Nitrogen• Carbon Monoxide

Temperature = -387 degrees Fahrenheit

Composition Frozen Ices of Methane, Nitrogen, Carbon Monoxide, Water, & Heavy Element Rocks

Water on Pluto? Yes (Solid)

Two New Moons of Pluto?

•Distance From Sun = 39.54 AU

• Earth Mass = .002

• Diameter = .18

• Tilt = 118

Xena & Gabrielle

10th Planet???

1.5 times as big as Pluto