Related Clues:

• It's above us all
• Astronomer's observation
• Home of the stars
• ''Reach for the ___!'' (oater phrase)
• Blue puzzle piece, often
• Ocean's reflection
• Plane site
• It's up to you
• Limit, in a saying
• Word with jack or box
• Type of dive
• Azure expanse
• Pilot's beat
• __ blue
• Where to aim a telescope