Angular+distance+from+the+equator
131Retrograde motion — This article is about retrograde motions of celestial bodies relative to a gravitationally central object. For the apparent motion as seen from a particular vantage point, see Apparent retrograde motion. Retrograde orbit: the satellite (red)… …
132Eclipse — An eclipse is an astronomical event that occurs when one celestial object moves into the shadow of another. The term is derived from the ancient Greek noun gr. ἔκλειψις ( gr. ékleipsis ), from verb gr. ἐκλείπω ( gr. ekleípō ), I cease to exist, a …
