s many times the diameter of the earth.Therefore observation has long since decided this importantpoint. Sir John Herschel says: The nicest measurementsof the apparent angular distance of any two stars, inter se,taken in any parts of their diurnal course ( after allowing forthe unequal effects of… … Anotherillustrationof the greatdistance tothe stars. at whatever point of the earths surface the measurement is chap^i.performed, the results are absolutely identical. No instrumentsever yet invented by man are delicate enough to indicate, byan increase or diminution of the angle subtended, that…
Astronomy
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