Pictures and Senteces

1. planet: Around the sun are 8 planets.

2. solar system: The solar system is compoust by: the Sun, planets, moons ando other bodies traveling around it.

3. asteroid: The asteroid are big rocks in the space.                                                                         

4.Kepler's laws:Kepler's laws were derived for orbits around the sun,but the applay to satellite orbits as well.