Across
- 2. A flying device used by aliens to get from one sola system to the others.
- 5. A small, rocky bodies that orbit around the sun
- 6. A large natural object that orbits around the Earth
- 7. one of the eight planets that orbit around the sun. It is where we live.
- 9. An extraterrestrial life-form, or a being from another planet
Down
- 1. a person who is trained to travel in a spacecraft
- 3. This is how we call large natural objects such as Venus, Earth and Saturn.
- 4. A flying device, shaped like a tube, for taking astronauts into the space.
- 8. It is the fourth planet from the sun. We often call it the Red Planet.