1. Comets, Asteroids and Meteoroids

2. What is it? asteroid Where are they?
Big weird shaped rocks, smaller than planets
Orbit between
Jupiter and Mars

3. Many asteroids are located in the asteroid belt between Mars and Jupiter. The asteroid orbits are shown in brown.

4. What is it? comet Chunks of ice (water, carbon dioxide),
dust, hydrocarbons

5. Comets
Highly
eccentric
orbits

6. Another view showing
the long elliptical orbits of Halley’ comet and comet Ikeya-Zhang

7. Comets

8. Comets Solar wind from the sun forms the tail, thus the tail
is always facing
away from the
Sun.

9. What is it? meteor meteorite
meteoroid: chunk of a comet or an asteroid
meteor: chunk of a comet or an asteroid, going through Earth’s atmosphere
meteorite: meteor that has hit the ground