1. SPACE!

2. Definitions Universe: everything that exists including all matter and energy everywhere. Astronomy: the study of what is beyond Earth. Constellations: groups of stars that form shapes or patterns. Solar System: our sun and all of the objects (moons, planets) that travel around it.

3. Definitions Star: matter that emits a huge amount of energy Planet: matter that revolves around a star

4. Our Solar System Consists of: –Sun –8 planets –Satellites (i.e. moons) –3 dwarf planets –Comets and asteroids Planets orbit around the sun (revolution)

5. Inner Solar System Sun Mercury Venus Earth Mars

6. Outer Solar System Jupiter Saturn Uranus Neptune

7. LOOK AT ALL THE SPACE!

8. Size of planets

9. Current Abbreviated Theory of Solar System Origin An immense cloud of gas and dust called the solar nebula started rotating. The sun’s nuclear reaction began at the centre of the nebula. The planets formed by accumulating material within the rotating cloud. solar system

10. Star Maps and Constellations Star maps show the constellations in the sky that your should see at different times of year. A pointer star is used to locate other stars or constellations. Many constellations have bright stars in them:

12. The Big Dipper

14. The Little Dipper

15. The Big Dipper The Little Dipper Polaris

16. The Big Dipper The Little Dipper Polaris

17. The Big Dipper The Little Dipper Polaris Cassiopeia

18. The Big Dipper The Little Dipper Polaris Cassiopeia p.407

19. The Big Dipper The Little Dipper Polaris Cassiopeia p.407 Orion Canis Major Leo Bootes

20. Constellations Little Dipper –Polaris Orion –Rigel –Betelgeuse Leo –Regulus Bootes –Arcturus