The Stars: A Study of the Universe |
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Page vii
... Catalogues of Stars - Modern Catalogues - Durchmusterung of Argelander Schön- feld , Thome , Gill , and Kapteyn - Numbering the Stars 38 CHAPTER V. THE SPECTRA OF THE STARS . Principles of vii.
... Catalogues of Stars - Modern Catalogues - Durchmusterung of Argelander Schön- feld , Thome , Gill , and Kapteyn - Numbering the Stars 38 CHAPTER V. THE SPECTRA OF THE STARS . Principles of vii.
Page 4
... catalogue of several thousand stars , which has remained a handy - book for the astronomer up to the present time . In 1834-38 Sir John Herschel made a special voyage to the Cape of Good Hope , armed with the best telescopes which his ...
... catalogue of several thousand stars , which has remained a handy - book for the astronomer up to the present time . In 1834-38 Sir John Herschel made a special voyage to the Cape of Good Hope , armed with the best telescopes which his ...
Page 5
... catalogue of stars which he observed at St. Helena . About the same time the British Government established the observatory at the Cape of Good Hope , which has maintained its activity to the present time . About the middle of the ...
... catalogue of stars which he observed at St. Helena . About the same time the British Government established the observatory at the Cape of Good Hope , which has maintained its activity to the present time . About the middle of the ...
Page 6
... catalogue of the stars observed by him was at last completed and published . We do not derogate in any way from the merit of these efforts in saying that they could not lead to results comparable with those of the score of richly ...
... catalogue of the stars observed by him was at last completed and published . We do not derogate in any way from the merit of these efforts in saying that they could not lead to results comparable with those of the score of richly ...
Page 7
... catalogue alone comprise fifty pages , but being duplicated in the English and Spanish languages , really fill more than a hundred . A particular watch was kept up for variable stars ; and the evidence , conclusive or doubtful , for ...
... catalogue alone comprise fifty pages , but being duplicated in the English and Spanish languages , really fill more than a hundred . A particular watch was kept up for variable stars ; and the evidence , conclusive or doubtful , for ...
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Common terms and phrases
actual Algol apical motion appear Aquila astronomers average Beta Lyræ binary systems body bright lines brighter stars brightest brilliancy catalogue celestial sphere centre century chapter cluster colour components conclusion constellation dark lines density determined direction distance double stars earth eclipses emitted equal Eta Aquila fact faint fainter follows galaxy greater Harvard Observatory heavens Herschel hydrogen hydrogen lines increase Kapteyn latter less Lick Observatory limit lucid stars mass measured Milky naked eye nearly nebula number of stars observations Observatory orbit Orion parallactic motion parallax period photographic Pickering planet pole position proper motion question R. A. Dec radial motion ratio remarkable revolving round right ascension seems seen Sirius sixth magnitude solar apex space spectra spectroscope spectroscopic binary spectrum square degrees star-density stellar supposed surface telescope temperature tion tude UNIVERS universe variable stars variation velocity visible wave-length zone
Popular passages
Page 284 - How charming is divine Philosophy! Not harsh and crabbed, as dull fools suppose, But musical as is Apollo's lute, And a perpetual feast of nectared sweets, Where no crude surfeit reigns.
Page 224 - Tis ours to trace him only in our own. He, who through vast immensity can pierce, See worlds on worlds compose one universe, Observe how system into system runs, What other planets circle other suns, What varied being peoples every star, May tell why Heaven has made us as we are.
Page 333 - The book is cleverly written and is one of the best works of its kind ever put before the public. It will be interesting to all readers, and especially to those interested in the study of science.
Page 26 - Now came still evening on, and twilight grey Had in her sober livery all things clad; Silence accompanied; for beast and bird, They to their grassy couch, these to their nests Were slunk, all but the wakeful nightingale ; She all night long her amorous descant sung , Silence was...
Page 121 - It may be glorious to write Thoughts that shall glad the two or three High souls, like those far stars that come in sight Once in a century ; — But better far it is to speak One simple word, which now and then Shall waken their free nature in the weak And friendless sons of men...
Page 262 - To God's eternal house direct the way A broad and ample road, whose dust is gold, And pavement stars...