A high-school astronomy: in which the descriptive, physical, and practical are combined .. (1853)
Mattison, Hiram, 1811-1868 · New York, F. J. Huntingdon [etc.] · leaf 95
earth, PERPENDICULAR VIEW OF TITE RINGS OF SATURN. and sometimes exactlytoward us; so that wenever see them perpen-dicularly, but alwayseither exactly edge-wise, or obliquely, asshown in the last figure.Were either pole of theplanet exactly towardus, we should then havea perpendicular view ofthe… … What periodic variation of expansion ? Of inclination ? When nearly in-visible \ 184. How are the rings situated with respect to the earth? How wouldthey appear if either pole of Saturn were toward us ! 92 ASTRONOMY plane of his orbit (123), which is very near the ecHptic(108); and as the rings…
Astronomy
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