Space Science

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Across
  1. 1. An uncrewed spacecraft.
  2. 2. The hottest planet in our solar system.
  3. 4. This spacecraft sends people to and from space.
  4. 7. This planet has the weakest gravitational pull.
  5. 9. This planet has the strongest gravitational pull.
  6. 10. A research laboratory that orbits the Earth.
  7. 14. A meteor that strikes the Earth.
  8. 15. The first person to walk on the moon.
  9. 17. National Aeronautics and Space Administration.
  10. 18. The president who started the "space race."
  11. 19. Small, rocky celestial body that orbits the Sun.
Down
  1. 1. The first woman in space was from which country?
  2. 3. The first American woman in space.
  3. 5. Venus is about the same size as this planet.
  4. 6. This celestial body has two moons.
  5. 8. The first man in space.
  6. 11. The first space shuttle that did not go to space.
  7. 12. Frozen gas and dust that orbit the Sun.
  8. 13. This planet rotates on its side.
  9. 16. This spacecraft launches space shuttles to space.