Outer Space Vocabulary

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 3. Natural satellite that orbits the Earth (4)
  2. 4. Any vehicle self-propelled by a ___ engine (6)
  3. 8. Any vehicle self-propelled by a ___ engine (plural) (7)
  4. 9. The vast area beyond Earth's atmosphere (5)
  5. 11. A person trained to travel in a spacecraft (9)
  6. 12. Greek god of light (6)

Down

  1. 1. Someone who is the first to think of or make something (8)
  2. 2. A bowl-shaped geological formation at the top of a volcano (plural) (7)
  3. 5. A former gold coin in the United States worth 10 dollars (5)
  4. 6. Study of what happened in the past (7)
  5. 7. A North American river (8)
  6. 10. The planet we live on (5)