Our Solar System

1
Our Solar System
2
What is in our Solar System?

• Directions List 10 things that are on our solar
  system.
• ____________ 6. ____________
• 2.____________ 7. ____________
• 3.____________ 8. ____________
• 4.____________ 9. ____________
• 5.____________ 10. ___________

3
The Sun

• A Star
• Luminous (makes its own light)
• Provides all the energy in the solar system

4
Terrestrial Planets

• There are 4 Mercury, Venus, Earth, Mars
• Smaller, warm and rocky planets
• Orbits on the plane of the ecliptic
• Closer to the sun

5
The Gas Giants

• There are 4 Jupiter, Saturn, Uranus, and
  Neptune
• Larger, gaseous, and colder
• Orbits in the plane of the ecliptic
• Far from the sun

6
Dwarf Planets

• There are currently 5, but there may be as many
  as 70 (Pluto, Ceres, Eris, Makemake, and Haumea
• Small, weak gravity, and rocky
• Elongated orbit not in the plane of the ecliptic

7
Asteroids

• Small
• Most are irregular shaped
• Mostly rocks or metal
• Usually orbit between Mars and Jupiter

Dactyl
Ida
Gaspra
8
Comets

• Small
• Made of rock, dust and ice
• Have a tail
• Elongated Orbits

9
Meteoroids

• Smaller than asteroids
• Made of rock or metal
• Meteors hit the Earths atmosphere
• Meteorites hit the Earths surface
• Meteorites make craters when the impact the
  earths surface

10
Moons

• Natural satellites that orbit planets
• Jupiter has 63 moons The most

Rhea- Saturn
Deimos- Mars
Miranda - Uranus
Triton - Neptune
Hyperion - Saturn
11
The Oort Cloud and Kuiper Belt

• Oort Cloud A sphere surrounding the solar
  system containing mostly comets
• Kuiper Belt- A disk shaped area past the orbit of
  Neptune with many icy bodies