Related Clues:

• Sci. of stars
• Copernicus's sci.
• Sci. subject
• Introduction to chemistry?
• Carl Sagan's subj.
• Life story, briefly
• Science, for short
• Celeb book, often
• Book jacket bit
• Rhythm or metrics preceder
• 58-Down class
• Playbill paragraph
• Personal account?
• Prefix with rhythm
• Sci. of the heavens