Astronomy Explained Upon Sir Isaac Newton's Principles: And Made Easy to Those who Have Not Studied Mathematics : to which are Added, a Plain Method of Finding the Distances of All the Planets from the Sun, by the Transit of Venus Over the Sun's Disc, in the Year 1761 : an Account of Mr. Horrox's Observation of the Transit of Venus in the Year 1639 : And, of the Distances of All the Planets from the Sun, as Deduced from Observations of the Transit in the Year 1761 |
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according angle anomaly appears attraction axis beginning body called carried cause centre circle clock comes conjunction consequently continue dark degrees describe diameter direction disc distance divided Earth eclipse egress equal equator fall figure fixed force former four full Moon given globe goes greater greatest half hand heavens horizon inclined June Jupiter keep latitude least length less letter light London March mean Mercury meridian middle miles minutes month Moon Moon's morning motion move never night node noon north pole observed opposite orbit parallax parallel pass path period planets plate quarter respect rising round satellites seconds seen shadow shew side signs solar space stars style Sun's suppose surface third tides tion touches transit tropic true turns Venus Venus's visible wheel whole