When the moon crosses the ecliptic — that is ... pull causes a perturbation in the moon's orbit known as the annual equation, and causes the moon to be slightly ahead of schedule from July ...

Models of Solar System formation suggest that even long-period comets originally formed near the ecliptic and were later ... analytical investigation of the equations governing orbital motion.

Every month there are at least one or two conjunctions. These frequent conjunctions happen because of the ecliptic, the superhighway of the planets in our skies. Planets are wanderers, moving ...