 | Sir John Frederick William Herschel - 1833 - 444 pages
...reflected solar light, it follows that even these can only be regarded as great masses of thin vapour, susceptible of being penetrated through their whole...from their interior parts and from their surfaces. Nor will any one regard this explanation as forced, or feel disposed to resort to a phosphorescent... | |
 | sir John Frederick W. Herschel (1st bart.) - 1833 - 500 pages
...reflected solar light, it follows that even these can only be regarded as great masses of thin vapour, susceptible of being penetrated through their whole...from their interior parts and from their surfaces. Nor will any one regard this explanation as forced, or feel disposed to resort to a phosphorescent... | |
 | John Farrar - 1834 - 504 pages
...phases, though we cannot doubt that they shine by the reflected solar light, it follows that even these can only be regarded as great masses of thin vapor,...from their interior parts and from their surfaces. Nor will any one regard this explanation as forced, or feel disposed to resort to a phosphorescent... | |
 | Mrs. L. H. Tyler - 1837 - 302 pages
...the tail, but through the nucleus itself; hence, Sir John FW Herschel supposes these bodies, to be " great masses of thin vapor susceptible of being penetrated...from their interior parts and from their surfaces. Though it is true, that in some a very minute, stellar point has been seen, indicating the existence... | |
 | Denison Olmsted - 1839 - 300 pages
...been at times observed on the side next the sun, but these seldom attain any considerable length. 284. The quantity of matter in comets is exceedingly small....being penetrated through their whole substance by 282. Do comets shine by direct or by reflected light? Do they exhibit phases? How is it known that... | |
 | Denison Olmsted - 1841 - 486 pages
...been at times observed on the side next the sun ; but these seldom attain any considerable length. The quantity of matter in comets is exceedingly small....visible through them. They can only be regarded as masses of thin vapor, susceptible of being penetrated through their whole substance by the sunbeams,... | |
 | Denison Olmsted - 1844 - 292 pages
...it. 295. The quantity of matter in comets is exceedingly small. The tails consist of matter so light, that the smallest stars are visible through them. They can only be regarded as masses of thin vapor, susceptible of being penetrated through their whole substance by the sunbeams,... | |
 | Denison Olmsted - 1846 - 298 pages
...of matter so light, that the smallest stars are visible through them. They can only be regarded as masses of thin vapor, susceptible of being penetrated through their whole substance bythe sunbeams, and reflecting them alike from their interior parts and from their surfaces. " The... | |
 | John Frederick William Herschel - 1849 - 672 pages
...reflected solar light, it follows that even these can only be regarded as great masses of thin vapour, susceptible of being penetrated through their whole...from their interior parts and from their surfaces. Nor will anyone regard this explanation as forced, or feel disposed to resort to a phosphorescent quality... | |
 | 1849 - 424 pages
...reflected solar light, it follows that even these can only be regarded as great masses of thin vapour, susceptible of being penetrated through their whole...from their interior parts and from their surfaces. Nor will any one regard this explanation as forced, or feel disposed to resort to a phosphorescent... | |
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Their tails consist of matter of such tenuity that the smallest stars are visible through them. They can only be regarded as great masses of thin vapor, susceptible of being penetrated through their whole substance by the sunbeams, and reflecting them... 
