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The Sun's path against the background of stars. It is defined by the plane of Earth's orbit around the Sun. It crosses the 12 constellations of the zodiac plus Ophiuchus, the serpent bearer. The other major planets of the solar system stay close to the ecliptic as they circle through the starry background, as does the Moon.


Radio Programs

Moon and the Twins Shifting appointments with the stars May 23, 2023

Odd Ophiuchus An odd shape with a grand distinction June 12, 2021

Moon and Planets Rolling past some bright planets April 14, 2020

Moon and Saturn Lining up the Moon and planets August 11, 2019

Spring Stars Leaping into next spring October 7, 2018