Related Clues:

• Astronaut's gp.
• Geniuses' group
• Challenger's letters
• Table in old Rome
• ''The Right Stuff'' group
• Shuttle gp.
• D.D.E. creation
• Mind-set?
• Galileo org.
• Shuttle's org.
• ''Endeavour'' org.
• Rocket launching agcy.
• Columbia's org.
• High-I.Q. set
• Magellan org.