SOLAR SYSTEM

WHAT DOES THE SOLAR SYSTEM CONSIST OF?

• It consists:
• The Sun
• 8 planets with their satellits
• Dwarf planets
• Small Solar system bodies

THE SUN

• The Sun consists two gases:
• Hydrogen
• Helium

PLANETS

• They are spherical bodies which revolve around the Sun.
• The inner planets are Mercury, Venus, Earth and Mars
• They are made up of rocks
• The outer planets are Jupiter, Saturn, Uranus and Neptune
• They are made up of gases

DWARF PLANETS

• They are spherical bodies which orbit the Sun.
• They are smaller than the other planets.
• Example:
• Pluto

SATELLITES

• They orbit planets.
• They consists of rock
• Example:
• Moon

ASTEROIDS

• They are rocky objects which are irregular in shape.
• They orbit around the Sun.
• Most of them orbit between Mars and Jupiter.
• This area is called Asteroid belt.

COMETS

• They are small bodies that travel around the Sun in highly elliptical orbits.
• Their shape is irregular.
• The nucleus is made up of ice, dust and gas.
• When the comets are near the Sun, the ice evaporates creating a tail.