1. Stars Galaxies The Sun Planets Meteors, Etc.
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2. A hot, glowing sphere of gas that produces energy by fusion

3. What is a star?

4. The large cloud of dust and gas from which a star is formed

5. What is a Nebula?

6. The two factors that determine how bright a star appears

7. What are distance and actual brightness?

8. The temperature at which fusion takes place inside a nebula to form a star

9. What is 10,000,000º Celcius

10. The chemical reaction that takes place inside a star to cause the release of energy

11. Hydrogen fusion

12. A large group of stars, gas and dust held together by gravity

13. What is a galaxy?

14. The name of the galaxy that we live in

15. What is the Milky Way Galaxy?

16. The most common galaxy; It is football shaped

17. What is an Elliptical Galaxy?

18. A galaxy that curves outward from a central hub which resembles a pinwheel

19. What is a Spiral Galaxy?

20. Term used to describe galaxies that don’t have consistent shapes or sizes

21. What is an Irregular Galaxy?

23. What is the Core?

25. What are Sunspots?

27. What is the Radiation Zone?

29. What is the Convection Zone?

31. What is the Photosphere?

32. One and a half times larger than all other planets combined

33. What is Jupiter?

34. The collective name for Mercury, Venus, Earth and Mars

35. What are the Terrestrial Planets?

36. Currently the farthest planet from the sun

37. What is Pluto?

38. The four gaseous giant planets

39. What are Jupiter, Saturn, Uranus and Neptune?

40. The most spectacular storm on Jupiter

41. What is the Great Red Spot?

42. A meteor once it hits the Earth’s surface

43. What is a meteorite?

44. A Meteoroid once it enters the Earth’s atmosphere

45. What is a meteor?

46. A large chunk of rock traveling through space

47. What is an Asteroid?

48. A large chunk of ice, dust, frozen gases and rock fragments traveling through space pulled by orbit of the Sun’s gravity

49. What is a Comet?

50. The Asteroid Belt is between these two planets

51. What are Mars and Jupiter?