1. The study of planets, planetary systems and the solar system
   - planetology

Encyclopedia: Planetary science

• lagniappe
• Lagodon
• Lagodon rhomboides
• lagomorph
• Lagomorpha
• lagoon
• lagophthalmos
• Lagopus
• Lagopus scoticus
• Lagorchestes
• Lagos
• Lagostomus
• Lagostomus maximus
• Lagothrix
• laguna
• Laguncularia
• Laguncularia racemosa
• lagune
• lah
• lah-di-dah
• lahar
• Lahore
• Lahu
• lai
• laic