Related Clues:

• Earth orbiter
• Surveilling need
• Interplanetary transport
• Newer way to travel
• Sci-fi staple
• Kind of state
• Celestial body
• Moon
• The Enterprise, e.g.
• Enterprise, for one
• 38-Across, e.g.
• Sci-fi vessel
• Dish target
• Heavenly body revolving around a planet
• Body moving around a planet