Across
- 2. First human in space.
- 3. A spacecraft in orbit for communication, GPS, weather, and many other uses.
- 5. Program by the Soviets to study the moon without humans.
- 6. Design in which the rocket is split into modules.
- 7. Name of the program for the USA's lunar launch.
- 8. Rocket design for the Soviet mission.
Down
- 1. Antennas that allowed constant communication with space.
- 3. Rocket design for the USA mission.
- 4. Radio tech which allowed 2 way voice transmission.