Related Clues:

• The sun's setting?
• "Reach for the ___!" ("Stick 'em up!")
• Overhead expanse
• Trite answer to "What's up?" (with "The")
• 'Reach for the ___!'
• Pilot's milieu
• "Reach for the ___!"
• Environmental summit topic
• Air show backdrop
• "'Scuse me while I kiss the ___" (Hendrix lyric)
• Diving milieu
• Intoxicating agent
• Saturn car model
• Star locale
• Upper region, empyrean