Across
- 2. small object that orbits a larger object space probe uncrewed spacecraft sent from earth to explore objects in space
- 7. tele
- 8. spectrum- entire range of radiant carried by electromagnetic waves
- 9. related to the moon
Down
- 1. outside Earth
- 3. designed to propel itself by ejecting exhaust gas from one end
- 4. that can be chosen
- 5. study of life in the universe
- 6. shuttle-reusable spacecraft that transports people and material to and from space