Related Clues:

• Sister of Calliope
• Sagan's Muse
• Muse of astronomy
• A Muse
• Astronomy Muse
• One of the Muses
• Sister of Erato
• Muse with a globe
• Galileo's 1-Across
• Astronomers' muse
• Erato's sister
• Astronomer's Muse
• Muse often pictured holding a globe
• Muse holding a globe
• Sister of Erato or Clio