| Third Quarter Part Three: Other Celestial Objects |
| Unit Twelve: Solar System Debris Meteors, Meteorites, Asteroids, Comets Unit Thirteen: Stars Properties, Classification, H-R Diagrams, Life Cycle Unit Fourteen: The Sun Nuclear Reactions, Layers, Sunspot Cycle Unit Fifteen: White Dwarfs, Neutron Stars, Black Holes, Binary Star Systems Unit Sixteen: The Milky Way Interstellar Matter, Shape and Size, Rotation, Structure, History Unit Seventeen: Galaxies Discovery, Types, Clusters, Voids |
| Fourth Quarter Part Four: Space Topics |
| Unit Eighteen: Is There Really Life Out There? Unit Nineteen: Fundamentals of Space Travel Food, Water, Atmosphere Control, Fire Protection, Temperature Control, Waste Removal, Dangers http://library.thinkquest.org/03oct/01581/SpaceTravelEnglish/main.html Unit Twenty: Manned Space Missions Columbia, Friendship 7, Challenger, Apollo 13, Apollo 11, Vostok 6 Unit Twenty-One: Unmanned Space Missions Mariner 10, Deep Space 1, Magellan, Mars Exploration Rover, Mars Pathfinder, Sputnik 1, Sputnik 2, Voyager 1 and 2 Unit Twenty-Two: The Future of Space - Space Tourism |
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