Astronomical and Geographical Essaysauthor, 1789 - 665 páginas |
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Página 21
... less than the time of their disappearance . From these circumstances he will conclude , first , that these spots adhere to the body of the planet , and that each planet is a globe turning on it's axis , and has confequently two motions ...
... less than the time of their disappearance . From these circumstances he will conclude , first , that these spots adhere to the body of the planet , and that each planet is a globe turning on it's axis , and has confequently two motions ...
Página 32
... less elevated , according to the part of the earth from which it is viewed . Thus to the inhabitants of Lapland it is much more vertical , or elevated above the horizon , than with us : we fee it more elevated than the inhabitants of ...
... less elevated , according to the part of the earth from which it is viewed . Thus to the inhabitants of Lapland it is much more vertical , or elevated above the horizon , than with us : we fee it more elevated than the inhabitants of ...
Página 72
... less than 4500 . An aftronomer in Jupiter will never fee Mer- cury , Venus , the earth , or Mars ; because , from the immense distance at which he is placed , they must appear to accompany the fun , and rife and fet with him ; but then ...
... less than 4500 . An aftronomer in Jupiter will never fee Mer- cury , Venus , the earth , or Mars ; because , from the immense distance at which he is placed , they must appear to accompany the fun , and rife and fet with him ; but then ...
Página 73
... less to an inhabitant of Saturn , than it does to us ; but notwithstanding the fun appears so small to the inhabitants of the regions of Jupiter and Saturn , the light that he will afford them is much more than would be at first suppo ...
... less to an inhabitant of Saturn , than it does to us ; but notwithstanding the fun appears so small to the inhabitants of the regions of Jupiter and Saturn , the light that he will afford them is much more than would be at first suppo ...
Página 92
... less than the arc eo ; and the larger the sphere of the heaven is , in proportion to the globe of the earth , the less fenfible is the difference between the two horizons . Now as the sphere of the earth is but as a point , when ...
... less than the arc eo ; and the larger the sphere of the heaven is , in proportion to the globe of the earth , the less fenfible is the difference between the two horizons . Now as the sphere of the earth is but as a point , when ...
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Términos y frases comunes
aftronomy alfo alſo apparent motion atmoſphere becauſe bodies braſs meridian broad paper circle called cauſes celeftial confequently conjunction decreaſe defcribe degrees diameter diftinguiſhed diſappear diſcovered diſtance diurnal motion earth eaſt ecliptic elongation equator faid fame fatellites feen fhadow fhew fhould fide figns firſt fituation fixed ftars fize folar fome fometimes fouth fouthern fpectator fuch fummer fun appears fun's fuperior fuppofe furface fyftem greateſt heavens hemifphere horizon increaſe inferior conjunction inferior planets inhabitants interfect itſelf Jupiter latitude lefs light London longitude meaſure Mercury miles moon moon's moſt move muſt night nodes obferved oppofite orbit paffes paffing parallax parallel phænomena pofition polar circle pole reaſon repreſent reſpect retrograde motion revolves round rife round the fun Saturn ſeen ſhall ſhe ſmall ſpace ſphere ſpots ſtars ſuppoſe ſyſtem teleſcope thefe theſe thofe thoſe tropic of Cancer univerfe uſed Venus viſible weft whofe