Across
- 2. The earliest part of a flight when the rocket lifts off the ground
- 4. The study of Stars, Planets, and other Objects in Outer Space.
- 7. The line where the Earth or the Sea seem to meet the sky.
- 8. The 2nd planet from the Sun.
- 11. Travelling through an unfamiliar area in order to learn about it.
- 13. A vehicle that is used for travel in Outer Space.
Down
- 1. The star that the Earth orbits around.
- 3. A person who travels in Space.
- 5. The 4th planet from the Sun.
- 6. The natural satellite of the Earth.
- 9. The planet closest to the Sun.
- 10. All of space and everything in it including Stars, Planets, etc.
- 12. The Earth spins around its _ once every 24 hours.