The New Encyclopaedia Britannica, Volume 24Encyclopaedia Britannica, 1974 - Encyclopedias and dictionaries |
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Page 14
... stars are ranked from bot- tom to top in order of decreasing magnitude ( logarithmically increasing brightness or lu- minosity ) and from right to left by increasing temperature ( spectral class ) . Stars of the galactic arm in which ...
... stars are ranked from bot- tom to top in order of decreasing magnitude ( logarithmically increasing brightness or lu- minosity ) and from right to left by increasing temperature ( spectral class ) . Stars of the galactic arm in which ...
Page 396
... stars appear far- ther away than they are and cut off the sight of many stars and galaxies entirely . See also zone of avoidance . ⚫astronomical absorption spectra 2 : 238h .Galaxy interstellar matter 7 : 840d ; table ⚫manifestations ...
... stars appear far- ther away than they are and cut off the sight of many stars and galaxies entirely . See also zone of avoidance . ⚫astronomical absorption spectra 2 : 238h .Galaxy interstellar matter 7 : 840d ; table ⚫manifestations ...
Page 702
... stars . He devised a sampling system in which the thorough count- ing of stars in small , selected areas gave an in- dication of the structure of the Galaxy . While recording the motions of many stars , he dis- covered the phenomenon of ...
... stars . He devised a sampling system in which the thorough count- ing of stars in small , selected areas gave an in- dication of the structure of the Galaxy . While recording the motions of many stars , he dis- covered the phenomenon of ...
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