1. Hubble Space Telescope Deep Field View

2. Milky Way Galaxy

3. Typical Spiral Galaxy

4. Keyhole Nebula

5. Another Nebula in the Milky Way

7. Etacar Nebula

8. Crab Nebula

9. Horse Head Nebula

10. Sun Greek-Helios Latin-Sol

11. Sun Spots

12. The Planets

13. Relative Sizes of the Planets

16. The Terrestrial (like Earth) Planets Mercury, Venus, Earth, and Mars Small, rocky / metallic Thin atmospheres or no atmosphere Few, if any, moons Near the Sun (inner planets)

17. Mercury Day Time Side 600°F Night Time Side -300°F Nearest the sun…fastest moving Orbital Period = 88 Earth days No atmosphere or moons

18. Closer view of craters on Mercury

19. Venus High CO 2 levels create extreme Greenhouse Effect Surface temperature > 900°F Retrograde rotation, Sun rises in the west Rotation Period = 243 Earth days Orbital Period = 225 Earth days No moons “Day” is longer than a “Year”!

20. Radar Topographical Map of the surface of Venus

21. Closer view of Venusian surface features

22. Earth

23. Earth and Moon seen together

24. Mars

25. 4.5 miles deep Grand Canyon: 270 miles long, 1 mile deep

27. Olympus Mons 17 miles high Mt. Everest is 5 miles high 350 miles wide

28. Close up view of Martian surface

29. Evidence of ancient water on the Martian surface

30. Features on the Martian surface that have caused “wild” conjecture concerning the habitation of Mars

31. Face?

32. Smiley Face?

33. Heart?