Related Clues:

• NASA vehicle
• Stage of development
• Growth period
• Stage one may have to go through
• Space craft
• New moon, for one
• Project step
• New moon or full moon, e.g.
• Part of a lunar cycle
• Lunar vehicle, for short
• Apollo's moon lander
• The terrible twos, e.g.
• Landing craft: Abbr.
• Distinct stage
• Segment