Related Clues:
- Cape Canaveral letters
- Rocket scientist's employer
- Explorers' org.
- Space shuttle launcher
- Ltrs. on a rocket
- Schirra's grp.
- Inits. on Mars
- Logo on a G-suit
- Gp. listening for signals from space
- Space Age org.
- Govt. space explorers
- Lyrical tribute
- Employee of many scientists
- Voyager insignia
- Exploration org.