Across
- 2. The orbit of an object that is moving at the same speed and direction as Earth's rotation.
- 6. The idea that an extraterrestrial environment could be transformed into an Earth-like biosphere.
- 7. An object that orbits around a larger object; there are natural and artificial satellites.
- 8. A large receiver that collects radio waves to detect object that are invisible to other telescopes.
- 10. This system produces thrust, which is the force needed to launch the rocket.
Down
- 1. The cargo that a rocket carries, such as astronauts.
- 3. A reflecting or refracting device used to focus light from distant object.
- 4. A robotic device that is designed to land on a planet, test and explore the surface, and send information back to our planet.
- 5. Referring to the set of moral principals and values that guides a persons actions and helps him or her decide what is right and wrong.
- 9. A system used for transporting materials and astronauts into space.
- 11. A device without a human pilot that is sent to another celestial body or planet to gather information.
- 12. Technology originally invented for use in space that has found new use on Earth as well.