Related Clues:

• Heavenly body
• Krypton, for one
• Mercury, for one
• Probe's target
• Venus or Mars
• Space occupier
• Latin god
• Mars is one
• "___ ex machina"
• Revolutionary figure?
• Venus, e.g.
• Mars, for one
• Starship stop
• Saturn, e.g.
• Evan S. Connell's '___ lo Volt!'