Across
- 4. a series of space missions designed to send people to the moon
- 8. the entire range of energy carried by electromagnetic waves
- 9. a telescope that uses a curved mirror to concentrate light from a distant object
- 10. a vehicle designed to propel itself by ejecting exhaust gas from one end
Down
- 1. a telescope that collects radio waves and some microwaves using an antenna that looks like a TV satellite dish
- 2. an uncrewed spacecraft sent from Earth to explore objects in space
- 3. a reusable spacecraft that transports people and materials to and from space
- 5. anything relating to the moon
- 6. any small object that orbits a larger object
- 7. a telescope that uses a convex lens to concentrate light from a distant object