Some articles on astronomical cycles, cycle:
... Astronomy - CNO cycle - Eclipse cycle - Eclipse - Full moon cycle - Galactic year - Great year - Lunar phase - Mesoamerican calendars - Metonic cycle ...
Famous quotes containing the word cycles:
“The stars which shone over Babylon and the stable in Bethlehem still shine as brightly over the Empire State Building and your front yard today. They perform their cycles with the same mathematical precision, and they will continue to affect each thing on earth, including man, as long as the earth exists.”
—Linda Goodman (b. 1929)