The exterior planet of the Solar system, nearest the earth, of one-half its diameter, with a mean distance from the sun of 141,000,000 m., round which it takes 686 days to revolve, in a somewhat centric orbit, and 24½ hours to revolve on its own axis, which inclines to its equator at an angle of 29°; examination of it shows that there is four times as much land as water in it; it is accompanied by two moons, an outer making a revolution round it in 30 hours 18 minutes, and an inner in 7 hours and 38 minutes; they are the smallest heavenly bodies known to science.
The Nuttall Encyclopædia: Being a Concise and Comprehensive Dictionary of General Knowledge[1] is a late 19th-century encyclopedia, edited by Rev. James Wood, first published in London in 1900 by Frederick Warne & Co Ltd.
WikipediaEditions were recorded for 1920, 1930, 1938 and 1956 and was still being sold in 1966. Editors included G. Elgie Christ and A. L. Hayden for 1930, Lawrence Hawkins Dawson for 1938 and C. M. Prior for 1956.[2]
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