The Encyclopedia Americana: The International Reference Work, Volume 7Americana Corporation, 1960 - Encyclopedias and dictionaries |
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Page 356
... comets with definite elliptical orbits , if the periods turn out over 1,000 years , we do not have much faith in the exactness of the period computed . When a comet , either coming toward or going from the Sun , nears a large planet ...
... comets with definite elliptical orbits , if the periods turn out over 1,000 years , we do not have much faith in the exactness of the period computed . When a comet , either coming toward or going from the Sun , nears a large planet ...
Page 357
... Comet , photographed by E. 335 of these were seen during the 19th cen- tury . Since 1900 , the rate of discovery has been much higher , several being reported every year , the ... comet gave that the minimum mass of the COMET 357.
... Comet , photographed by E. 335 of these were seen during the 19th cen- tury . Since 1900 , the rate of discovery has been much higher , several being reported every year , the ... comet gave that the minimum mass of the COMET 357.
Page 358
... Comets . - If a number of comets travel in almost the same orbit but with periods such that the objects in question cannot pos- sibly be the same body , they are said to belong to a comet group . The most famous is that consisting of ...
... Comets . - If a number of comets travel in almost the same orbit but with periods such that the objects in question cannot pos- sibly be the same body , they are said to belong to a comet group . The most famous is that consisting of ...
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