Halley
EDMUND, an English astronomer and mathematician; born in Haggerston, near London, England, Oct.
EDMUND HALLEY 29, 1656. He received his education at St. Paul's School , and Queen's College, Oxford, where he attained so great a mathematical studies, that in 1676 he published observations on a spot in the sun, by which the motions of that body on its axis were determined.
The same year he went to St. Helena, where he determined the positions of 350 stars. In 1680 he made the tour of Europe with Mr. Nelson; and on the passage to Calais was sage to Calais was the first to observe -the same which visited the Western hemisphere again in 1835 (see COMET). After his return, he gave his attention to the theory of the planetary motions , which made him acquainted with Sir Isaac Newton, who intrusted to him the publication of his "Principia." exactly the cause of the variation of the compass, he made several trips to the Western Ocean. In 1703 he was appointed Savilian Professor of Geometry at Oxford; in 1705 he made public his valuable researches on the ; in 1713 he became secretary to the Royal Society; and in 1719 he succeeded Flamsteed as Astronomer Royal . The remainder of his life theory of the motion of the moon. His was chiefly spent in completing the principal works are : "Catalogue of the Southern Stars," " Astronomical Tables," "An "An Abridgment of the History of died in 1742.
ORCHARD, an English Shakespearean