| 单词 | Sir William Herschel |
| 例句 | Only a few decades later, the astronomer Sir William Herschel confirmed this idea by painstakingly cataloging the positions and distances of vast numbers of stars. A Brief History of Time: And Other Essays 1988-01-01T00:00:00Z In 1781, the seventh planet of the solar system, Uranus, was discovered by Sir William Herschel. Today in History 2021-03-13T05:00:00Z Herschel was awarded an annual salary of £50 by King George III in 1796 for her role as assistant to her brother, who by then had become Sir William Herschel. Eight things Slough gave the world 2018-09-13T04:00:00Z In 1784, the British astronomer Sir William Herschel wrote that the dark areas on Mars were oceans, and the light areas land. How Our View of Mars Has Changed from Lush Oasis to Arid Desert 2015-10-01T04:00:00Z Sir William Herschel severely attacked these supposed discoveries. Astronomical Curiosities Facts and Fallacies 2012-03-27T02:00:18Z Sir William Herschel had been knighted by King George for his discovery of the outer planet Uranus, and practically everything seemed to be known and discovered in the solar system with a single exception. Astronomy: The Science of the Heavenly Bodies 2012-03-17T02:01:02.630Z The fine double star, μ Cygni, separated by Sir William Herschel in 1779, has magnitudes 4 and 5; it has a companion, of magnitude 7�, which, however, does not form part of the system. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 8 "Cube" to "Daguerre, Louis" 2012-01-31T03:00:17.257Z Sir William Herschel has presented me with one of the two original “Contracts” in Bengali, dated 1858, which suggested to his mind the idea of using this method of identification. Finger Prints 2011-08-07T02:00:07.827Z Sir William Herschel mistook it for a volcano in action. Astronomy with an Opera-glass A Popular Introduction to the Study of the Starry Heavens with the Simplest of Optical Instruments 2011-07-17T02:00:30.177Z Galileo blinded himself in this way; Sir William Herschel lost one of his eyes; and some modern observers have also suffered. Astronomical Curiosities Facts and Fallacies 2012-03-27T02:00:18Z This theory of Kant was next investigated from an observational standpoint by Sir William Herschel, the ultimate goal of whose researches was always a knowledge of the construction of the heavens. Astronomy: The Science of the Heavenly Bodies 2012-03-17T02:01:02.630Z Uranus was discovered by Sir William Herschel on the 13th of March, 1781, and was at first taken for a comet. Astronomical Myths Based on Flammarions's History of the Heavens 2011-06-24T02:00:15.873Z These appearances led Tycho to frame an hypothesis like that which Sir William Herschel afterwards proposed, that the stars are formed by the condensation of luminous nebulous matter. The Plurality of Worlds 2011-06-01T02:00:23.787Z Sir William Herschel computed the number of stars contained in it as about fourteen thousand. Astronomy with an Opera-glass A Popular Introduction to the Study of the Starry Heavens with the Simplest of Optical Instruments 2011-07-17T02:00:30.177Z Sir William Herschel thought the Andromeda nebula to be “undoubtedly the nearest of all the great nebulæ,” and he estimated its distance at 2000 times the distance of Sirius. Astronomical Curiosities Facts and Fallacies 2012-03-27T02:00:18Z In India, Sir William Herschel desired to use finger-prints in the courts of the Hugli district to prevent false personation and fix the identity upon the executants of documents. Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 3 "Fenton, Edward" to "Finistere" 2011-03-14T03:01:00.580Z Here he received distinguished attention from Sir William Herschel, and other learned men. Famous Men of Science 2011-03-08T03:00:49.717Z Sir William Herschel made most of his great discoveries at this house, including that of the planet Uranus. Forty Years of 'Spy' 2011-03-04T03:00:57.237Z Besides the eight comets by her discovered, she detected several remarkable nebulæ and clusters of stars, previously unnoticed, especially the superb nebulæ known as No. 1, Class V, in Sir William Herschel's catalogue. Woman in Science With an Introductory Chapter on Woman's Long Struggle for Things of the Mind 2011-01-12T03:00:29.853Z It was suspected of variation by Sir William Herschel. Astronomical Curiosities Facts and Fallacies 2012-03-27T02:00:18Z This latter fact was first established by Sir William Herschel, and it has been amply corroborated since. The Glaciers of the Alps Being a narrative of excursions and ascents, etc. In one of his numerous incidental essays he propounded, in 1776, a theory of the solar constitution similar to that developed in 1795 by Sir William Herschel. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 1 "Bisharin" to "Bohea" The diminution of the star disks with increasing aperture was observed by Sir William Herschel, and in 1823 Fraunhofer formulated the law of inverse proportionality. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 4 "Diameter" to "Dinarchus" She was the sister of Sir William Herschel, the illustrious pioneer of modern physical astronomy and the virtual founder of sidereal science, as we know it to-day. Woman in Science With an Introductory Chapter on Woman's Long Struggle for Things of the Mind 2011-01-12T03:00:29.853Z This is No. 22 of Sir William Herschel’s 6th class, and will be found about 3 degrees south and a little east of the triple star 29 Monocerotis. Astronomical Curiosities Facts and Fallacies 2012-03-27T02:00:18Z But imagine Sir William Herschel, roused from a century's slumber, listening to this paper, which involves a subject of which he was the first great master. A History of Science, Volume 5(of 5) Aspects Of Recent Science Sir William Herschel, who discovered Uranus, and who first conceived the generally-accepted theory as to the cause of sun-spots, was brought up by his father to be a musician. The Curse of Education Sir William Herschel, one of the greatest astronomers that any age or nation has produced, is generally so termed. Christopher Columbus and His Monument Columbia being a concordance of choice tributes to the great Genoese, his grand discovery, and his greatness of mind and purpose A Subject-index and a Synopsis of the scientific writings of Sir William Herschel. Sir William Herschel: His Life and Works Sir William Herschel thought that “of all stars which are singly visible, about one in thirty are undergoing an observable change.” Astronomical Curiosities Facts and Fallacies 2012-03-27T02:00:18Z Sir William Herschel made his great discoveries with his back to the sky. Pleasures of the telescope An Illustrated Guide for Amateur Astronomers and a Popular Description of the Chief Wonders of the Heavens for General Readers The subject of stellar astronomy was first opened up by Sir William Herschel, the greatest observing astronomer. Pioneers of Science Sir William Herschel long ago drew attention to the irregular manner in which Bayer's system had been applied. Astronomy of To-day A Popular Introduction in Non-Technical Language F.R.A.S., has an original seal with a head of Sir William Herschel, which is shown on the title-page of this work. Sir William Herschel: His Life and Works Sir William Herschel remarked that no decidedly green or blue star “has ever been noticed unassociated with a companion brighter than itself.” Astronomical Curiosities Facts and Fallacies 2012-03-27T02:00:18Z Sir William Herschel regarded this as one of the most beautiful sights in the heavens. Pleasures of the telescope An Illustrated Guide for Amateur Astronomers and a Popular Description of the Chief Wonders of the Heavens for General Readers We will now leave the solar system for a time, and hastily sketch the history of stellar astronomy from the time of Sir William Herschel. Pioneers of Science Binary stars were incidentally discovered by Sir William Herschel. Astronomy of To-day A Popular Introduction in Non-Technical Language The Royal Society of London has nearly a hundred portraits of its most distinguished members, but owns none of Sir William Herschel. Sir William Herschel: His Life and Works Sir William Herschel noted them white and reddish white; but Webb, light orange and greenish yellow. Astronomical Curiosities Facts and Fallacies 2012-03-27T02:00:18Z Much more interesting, however, is 70, a binary whose components have completed a revolution since their discovery by Sir William Herschel, the period being ninety-five years. Pleasures of the telescope An Illustrated Guide for Amateur Astronomers and a Popular Description of the Chief Wonders of the Heavens for General Readers It was simply a matter on which more evidence was to be accumulated, and the holding of such a view does not, and did not, detract from the scientific status of Sir William Herschel. The Astronomy of the Bible An Elementary Commentary on the Astronomical References of Holy Scripture An adaptation of the Newtonian type of telescope is known as the "Herschelian," from being the kind favoured by Sir William Herschel. Astronomy of To-day A Popular Introduction in Non-Technical Language Dr. Parr frequently attended their meetings, and they kept up a correspondence with Sir William Herschel, Sir Joseph Banks, Dr. Solander, and Afzelius. Great Men and Famous Women. Vol. 6 A series of pen and pencil sketches of the lives of more than 200 of the most prominent personages in History Sir William Herschel saw many stars of a redder tinge than other observers have noticed. Astronomical Curiosities Facts and Fallacies 2012-03-27T02:00:18Z Sir William Herschel estimated that there are 14,000 stars in the cluster, each a magnificent world but unaccompanied by any planetary attendants. The Astronomy of Milton's 'Paradise Lost' Eight years later, this same "extravagant hypothesis," backed by the powerful recommendation of Sir William Herschel, obtained admittance to the venerable halls of science, there to abide undisturbed for nearly seven decades. A Popular History of Astronomy During the Nineteenth Century Fourth Edition To Sir William Herschel we are indebted for the discovery of two more satellites, one of which he found on the evening that he used his celebrated 40–foot telescope for the first time. Astronomy of To-day A Popular Introduction in Non-Technical Language The most noticeable of these are the dazzling white "polar caps" first identified by Sir William Herschel in 1784. Lectures in Navigation The present writer estimated it 1·8, or nearly equal to the brightest on record—1·7 observed by Sir William Herschel and Wargentin in the year 1779. Astronomical Curiosities Facts and Fallacies 2012-03-27T02:00:18Z Those objects were first described by Sir William Herschel, who was rather perplexed as to what was their real nature and how he should classify them. The Astronomy of Milton's 'Paradise Lost' In his special line as a celestial explorer of the most comprehensive type, Sir William Herschel had but one legitimate successor, and that successor was his son. A Popular History of Astronomy During the Nineteenth Century Fourth Edition In connection with the subject of the present chapter we have to consider a great problem which was proposed by Sir William Herschel. The Story of the Heavens If any are still sceptical, Sir William Herschel, an intellectual light of no mean magnitude, may reach them. Moon Lore According to Sir William Herschel, the tail of the great comet of 1811 was over 100 millions of miles in length. Astronomical Curiosities Facts and Fallacies 2012-03-27T02:00:18Z We are indebted to Sir William Herschel, more than to any other astronomer, for our knowledge of the stellar universe. The Astronomy of Milton's 'Paradise Lost' In a qualified though very real sense, Sir William Herschel may be called the Founder of Sidereal Astronomy. A Popular History of Astronomy During the Nineteenth Century Fourth Edition It then chanced that George III., of Great Britain, was pleased to send as a present to the Empress Catharine of Russia a ten-foot reflecting telescope constructed by Sir William Herschel. The Story of the Heavens However, accumulating infirmities and eventually death prevented Sir William Herschel from applying his plan, which 'evinced the most profound research in optical science, and the most dexterous ingenuity in mechanical contrivance. Myths and Marvels of Astronomy According to Sir William Herschel, the tail of the comet of 1811 had a diameter of 15 millions of miles! Astronomical Curiosities Facts and Fallacies 2012-03-27T02:00:18Z The astronomer Bode, in 1781, published a list of eighty double stars, and, in a few years after, Sir William Herschel discovered several hundreds more of those objects. The Astronomy of Milton's 'Paradise Lost' The first attempt of the kind was made by Sir William Herschel in 1801, and a very notable one it was. A Popular History of Astronomy During the Nineteenth Century Fourth Edition Nebulæ It is to Sir William Herschel that we owe the most complete analysis of the great variety of those objects which are generally classed as nebulæ. The World's Greatest Books — Volume 15 — Science Sir William Herschel regarded solar and stellar light as the effects of an electro-magnetic process. New and Original Theories of the Great Physical Forces Sir William Herschel makes no mention of having ever seen the “secondary light” of Venus, although he noticed the extension of the horns beyond a semicircle. Astronomical Curiosities Facts and Fallacies 2012-03-27T02:00:18Z Sir William Herschel made the important discovery that, beyond the limits of the red end of the solar spectrum, rays of high heating power exist which are incompetent to excite vision. Fragments of science, V. 1-2 Sir William Herschel was the first astronomer to make a serious attack upon the problem of the structure of the stellar universe. The New Heavens Outlines of Astronomy Sir John Frederick William Herschel, only child—and, as an astronomer, almost the only rival—of Sir William Herschel, was born at Slough, in Ireland, on March 7, 1792. The World's Greatest Books — Volume 15 — Science Sir William Herschel had been so completely misled by this appearance that he supposed he was watching a lunar volcano in eruption. Edison's Conquest of Mars You cannot see à priori why a Hanoverian bandsman and his heavy, ignorant, uncultured wife, should conspire to produce a Sir William Herschel. Falling in Love With Other Essays on More Exact Branches of Science By prismatic analysis Sir William Herschel separate the luminous from the non-luminous rays of the sun, and he also sought to render the obscure rays visible by concentration. Fragments of science, V. 1-2 Sir William Herschel's catalogues of double stars offer a considerable number to which he ascribes a decided green or blue tint. Biographies of Distinguished Scientific Men The process of gauging the heavens was devised by Sir William Herschel for this purpose. The World's Greatest Books — Volume 15 — Science Sir William Herschel thought he discovered six satellites of Uranus. Recreations in Astronomy With Directions for Practical Experiments and Telescopic Work The general direction of this motion of the solar system has been known since the time of Sir William Herschel. Scientific American Supplement, No. 388, June 9, 1883 The great pioneer in this domain of science was Sir William Herschel. Fragments of science, V. 1-2 A sun is possible only on these conditions; hence Sir William Herschel's discovery of the invisible ultra-red solar emission. Six Lectures on Light Delivered In The United States In 1872-1873 Many, also, of the nebulae contained in Sir William Herschel's catalogues were detected by her keen and accurate gaze during these nights of lonely observation. The Story of the Herschels Sir William Herschel was engaged in mapping stars in 1781, when he first observed its sea-green disk. Recreations in Astronomy With Directions for Practical Experiments and Telescopic Work When the late Sir William Herschel's great telescope was first exhibited at Slough, among other scientific men who went to see it was Mr. Arnold, who took Mr. W. with him. The Mirror of Literature, Amusement, and Instruction Volume 12, No. 330, September 6, 1828 Exposing his thermometers to the successive colours of the solar spectrum, Sir William Herschel determined the heating power of each, and also that of the region beyond the extreme red. Fragments of science, V. 1-2 Laplace and his contemporary, Sir William Herschel, had been the most fruitful contributors to astronomical knowledge since the days of Sir Isaac Newton. Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86 The life of Sir William Herschel affords another remarkable illustration of the force of perseverance in another branch of science. Self help; with illustrations of conduct and perseverance It is, then, to Sir William Herschel that we owe the extension of the law of gravitation, beyond the limits of the solar system, to the whole universe. History of Astronomy Sir William Herschel, so early as 1783, detected a motion in our solar system with respect to the stars, and announced that it was tending towards the star λ, in the constellation Hercules. Vestiges of the Natural History of Creation Over the mantelpiece in the dining-room is a portrait of Sir William Herschel. Maria Mitchell: Life, Letters, and Journals From the time of Sir William Herschel the science of stellar astronomy, revealing the enormous distances of the stars—none of them really fixed, but all having real or apparent motions—was rapidly developed. The Great Events by Famous Historians, Volume 17 The first champion of the habitability of Mars was Sir William Herschel, although even before his time the idea had been suggested. Curiosities of the Sky Sir William Herschel propounded an explanation of Wilson’s observation which received much notice, but which, out of respect for his memory, is not now described, as it violated the elementary laws of heat. History of Astronomy In one place, where they are more thickly sown than elsewhere, Sir William Herschel reckoned that fifty thousand passed over a field of view two degrees in breadth in a single hour. Vestiges of the Natural History of Creation When Sir William Herschel discovered the planet Urania, he thought it was a comet. Ragnarok : the Age of Fire and Gravel I think it is Sir William Herschel who says her influence tends to dispel the clouds. Winter Sunshine Some of Sir William Herschel's observations appear to indicate an association between these tenebrious spots and neighboring star clouds and nebulæ. Curiosities of the Sky Uranus and Neptune.—The splendid discoveries of Uranus and two satellites by Sir William Herschel in 1787, and of Neptune by Adams and Le Verrier in 1846, have been already described. History of Astronomy Sir William Herschel began by trying to sound its depths; at one time he thought he had succeeded; but before he died he saw that they were unfathomable with his most powerful telescopes. Side-Lights on Astronomy and Kindred Fields of Popular Science He was the only child of Sir William Herschel, who had married somewhat late in life, as we have already mentioned. Great Astronomers Sir William Herschel, the most assiduous explorer of the heavens, was a contemporary of Laplace. The Story of Evolution Sir William Herschel estimated their number to be about fourteen thousand, but in fact they are uncountable. Curiosities of the Sky After Sir William Herschel discovered Uranus, in 1781, it was found that astronomers had observed it on many previous occasions, mistaking it for a fixed star of the sixth or seventh magnitude. History of Astronomy In the early part of his career, Sir William Herschel seems to have entertained the view then generally held by other astronomers with regard to the nature of these stellar pairs. Great Astronomers |
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