Across
- 2. an uncrewed spacecraft sent from Earth to explore objects in space
- 4. the study of life in the universe, including life on Earth, and the possibility of extraterrestrial life
- 6. uses a convex lens to concentrate light from a distant object
- 7. any small object that orbits a larger object
- 9. entire range of radiant energy carried by electromagnetic waves
- 10. refers to anything related to the Moon
- 12. uses a curved mirror to concentrate light form a distant object
Down
- 1. collects radio waves and some microwaves using an antenna that looks like a TV satellite dish
- 2. resusable spacecraft that transport people and materials to and from space
- 3. life that originates outside Earth
- 5. vehicle designed to propel itself by ejecting exhaust gas from one end
- 8. the study of life in the universe, including life on Earth and the possibility of extraterrestrial life
- 11. a series of space missions designed to send people to the Moon