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Βιβλία Βιβλία 1 - 10 από 20 για It appears to me now, that we cannot refuse to admit such a motion, and that indeed....
" It appears to me now, that we cannot refuse to admit such a motion, and that indeed it may be as evidently proved as the diurnal motion of the earth. Dark spots, or large portions of the surface less luminous than the rest, turned alternately in certain... "
The Theory and Practice of Finding the Longitude at Sea Or Land: To which ... - Σελίδα 13
των Andrew Mackay - 1809 - 8 σελίδες
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The Monthly Review, Or, Literary Journal

Ralph Griffiths, G. E. Griffiths - 1797
...spots, or large portions of the surface, less luminous than the rest, turned alternately in cer-s tain directions, either towards or from us, will account...certainly need not look out for any other cause.' If it be alleged that the periods in the change of lustre of some stars, such as Algol, (3 Lyr?e, J...

The Monthly review. New and improved ser

1797
...turned alternately in certain directions, either towards or from us, will account for all the phxnomena of periodical changes in the lustre of the stars,...certainly need not look out for any other cause.' If it be alleged that the periods in the change of lustre of some stars, such as Algol, ß Lyrae, i...

Encyclopaedia Britannica; Or A Dictionary of Arts, Sciences, and ..., Τόμος 5

1823
...certain directions, cither towards or from us, will account for the phenomena of periodical changea in the lustre of the stars, so satisfactorily, that...certainly need not look out for any other cause." If it be alleged that the periods in the change of lustre of some »tars, such as Algol, ß Lyrx, )...

The Geography of the Heavens and Class Book of Astronomy: Accompanied by a ...

Elijah Hinsdale Burritt - 1838 - 305 σελίδες
...stars revolve, like the sun and planets, about an axis. " Such a motion," says the elder Herschel, " may be as evidently proved, as the diurnal motion...so satisfactorily, that we certainly need not look for any other cause." , 2. DOUBLE STARS. — On examining the stars with telescopes of considerable...

The Family Library (Harper)., Τόμος 99

1840
...angles, and thus produce a gradual variation in its brilliancy. Sir W. Herschel says, " Such a motion may be as evidently proved as the diurnal motion of...so satisfactorily, that we certainly need not look for any other cause." Sir Isaac Newton thought that the sudden blaze of some stars may have been occasioned...

Popular Lectures on Science and Art: Delivered in the Principal ..., Τόμος 2

Dionysius Lardner - 1846
...of the surface less luminous than the rest, turned alternately in certain directions, either toward or from us, will account for all the phenomena of...so satisfactorily, that we certainly need not look for any other cause." The analogy of the spots on the sun, however, is subject to an objection. They...

Popular Lectures on Science and Art: Delivered in the Principal ..., Τόμος 2

Dionysius Lardner - 1846
...of the surface less luminous than the rest, turned alternately in certain directions, either toward or from us, will account for all the phenomena of periodical changes in the lustre of the stars = o satisfactorily, that we certainly need not look for any other cause." The analogy of the spots...

Popular Lectures on Science and Art, Τόμος 2

Dionysius Lardner - 1846
...surface less luminous than , turned alternately in certain directions, either toward or from us, will for all the phenomena of periodical changes in the lustre of the stars actorily, that we certainly need not look for any other cause." malogy of the spots on the sun, however,...

The Gallery of Nature: a Pictorial and Descriptive Tour Through Creation ...

Thomas Milner - 1848 - 803 σελίδες
...portions of the surface less luminous than the rest, turned alternately in certain directions cither towards or from us, will account for all the phenomena...certainly need not look out for any other cause." We now proceed to notice the Multiple stars — a class unknown until a very recent date. Soon after...

The Geography of the Heavens and Class-book of Astronomy: Accompanied by a ...

Elijah Hinsdale Burritt - 1856 - 343 σελίδες
...than the rest, turned alternately in certain directions either toward, or from us, will account I'or all the phenomena of periodical changes in the lustre...satisfactorily, that we certainly need not look out far any other cause." It Is said that the famous astronomer L.ilimde, who died at Paris in 1807, was...




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