The New Encyclopaedia Britannica, Volume 23Encyclopaedia Britannica, 1974 - Encyclopedias and dictionaries |
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Page 172
... star catalogue , Historia Coelestis Britannica ( 1725 ) , listed more stars ( 3,000 ) and gave their positions much more accurately than any oth- er previous work . Some stars , such as 61 Cyg- ni , are still known by their numbers in ...
... star catalogue , Historia Coelestis Britannica ( 1725 ) , listed more stars ( 3,000 ) and gave their positions much more accurately than any oth- er previous work . Some stars , such as 61 Cyg- ni , are still known by their numbers in ...
Page 384
... star cluster composition 17 : 608h universe structure and properties 18 : 1014f Galaxy , the 7 : 833 , flattened system of stars , gas , and dust shaped somewhat like a gigantic pinwheel , having a central nucleus with spiral arms ...
... star cluster composition 17 : 608h universe structure and properties 18 : 1014f Galaxy , the 7 : 833 , flattened system of stars , gas , and dust shaped somewhat like a gigantic pinwheel , having a central nucleus with spiral arms ...
Page 933
... stars . In the 1880s , during the compilation of the Henry Draper Catalogue of stars , more types were distinguished and were designated by letter in alphabetical sequence . This work was done at Harvard , and the resulting sys- tem ...
... stars . In the 1880s , during the compilation of the Henry Draper Catalogue of stars , more types were distinguished and were designated by letter in alphabetical sequence . This work was done at Harvard , and the resulting sys- tem ...
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