Solar system

The features of the solar system that pupils should be aware of:

• The Sun (Sol)
• Inner (Terrestrial) Planets
  • Mercury
  • Venus
  • Earth
    • Earth's Moon
  • Mars
  • Ceres
• Asteroid belt
• Outer Planets (Gas Giants)
  • Jupiter
    • Jupiter's moons
  • Saturn
    • Saturn's rings
  • Uranus
  • Neptune
• Comets
• Outer Planets
  • Pluto (because Pluto IS a planet)
  • Eris
• Comets
• Oort Cloud

Pupils should also be aware of how orbital period varies with distance from the Sun and that Pluto is not always the furthest planet from the Sun due to its odd orbit.