Turner, H. H. (Herbert Hall), 1861-1930 · London, E. Arnold · leaf 126
ISCOVERIES loi directly overhead there should be practically norefraction; and this assumption was made byMolyneux and Bradley in choosing this parti-cular star for observation. It follows at once, ifwe assume that the atmosphere surrounds theearth in spherical layers. But perhaps this was Anoma- -… … Earth^ SvcrfcLce^Fig. 3. looked if the explanation of this puzzling factwas to be got at. The way ia which a deformation of the atmos-phere might explain the phenomenon is best seenby a diagram. First, it must be remarked thatrays of light are only bent by the earth^s atmos-phere, or refracted, if…
Astronomy
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