Related Clues:

• Neptune, for example
• Sun or moon, poetically
• Top of some scepters
• Poet's 78 Down
• Moon or star
• Bulb or planet, e.g.
• Suffix with 37-Across
• Round object
• Globe's shape
• Practically any ball except a football
• An eye for poetry?
• It goes around annually
• Astronomical discovery
• Ornament shape
• Eye, to poets