English: Illustration of solar perturbations on the Moon in 2 positions of its orbit around the Earth (own work; part of it adapted from a diagram in F R Moulton (1914) "Instroduction to Celstial Mechanics", which is a work too old to be in copyright). Category: gravitation.
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2009-10-12 14:52 Terry0051 2385×929× (100027 bytes) Illustration of solar perturbations on the Moon in 2 positions of its orbit around the Earth (own work; part of it adapted from a diagram in F R Moulton (1914) "Instroduction to Celstial Mechanics", which is a work too old to be in copyright). Category: g
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