books list of periodic comets
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# List of numbered comets
# periodic comets
# What do you know about comets?
# Periodic features in the periodic table
# Lists of comets
# Jupiter's Family Comets List
# Comets in fiction
# Comets and meteors
# Liquid water inside comets
# comets accumulating
# Planets, asteroids and comets
# Define comets
# Types of comets
# discovery of comets
# The most famous comets
# Other information about comets
# Stars, planets, asteroids and comets
# The nature of extinguished comets
# Distinguishing between comets and asteroids
# The origin and ages of comets
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Source: wikipedia.org
قائمة المذنبات الدورية (Info)
قائمة المذنبات الدورية (بالإنجليزية: List of periodic comets) هي المذنبات التي لها فترات دوران أقل من 200 سنة (المعروفة أيضا باسم "مذنبات الفترة القصيرة") أو التي تم رصدها أكثر من مرة في الحضيض.
