Astronomy Explained Upon Sir Isaac Newton's Principles: And Made Easy to Those who Have Not Studied Mathematics : to which are Added, a Plain Method of Finding the Distances of All the Planets from the Sun, by the Transit of Venus Over the Sun's Disc, in the Year 1761 : an Account of Mr. Horrox's Observation of the Transit of Venus in the Year 1639 : And, of the Distances of All the Planets from the Sun, as Deduced from Observations of the Transit in the Year 1761Matthew Carey, 1809 - 533 Seiten |
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Seite 15
... move according to the order of the signs . To a spectator in the sun , the planetary motions would always appear direct . To a spectator in the earth , the motions of Mercury and Venus will appear direct when they are in the superior or ...
... move according to the order of the signs . To a spectator in the sun , the planetary motions would always appear direct . To a spectator in the earth , the motions of Mercury and Venus will appear direct when they are in the superior or ...
Seite 21
... move contrary to the order of the signs . To a spectator on the earth , Mercury and Venus will ap pear retrograde when they are in the inferior or nearer part of their orbits , and all the other planets will appear retrograde when the ...
... move contrary to the order of the signs . To a spectator on the earth , Mercury and Venus will ap pear retrograde when they are in the inferior or nearer part of their orbits , and all the other planets will appear retrograde when the ...
Seite 37
... move round him as their centre , constitute the solar system . Those planets which are near the Sun not only finish their circuits sooner , but likewise move faster in their respective orbits , The Solar than those which are more remote ...
... move round him as their centre , constitute the solar system . Those planets which are near the Sun not only finish their circuits sooner , but likewise move faster in their respective orbits , The Solar than those which are more remote ...
Seite 38
... move the same way , and according to the order of the signs in the graduated circle 8 , & c . which represents the great ecliptic in the heavens : but , as seen from any one planet , the rest appear sometimes to go backward , sometimes ...
... move the same way , and according to the order of the signs in the graduated circle 8 , & c . which represents the great ecliptic in the heavens : but , as seen from any one planet , the rest appear sometimes to go backward , sometimes ...
Seite 39
... move , and are retained by the attractive power of the Sun , and the pro- jectile force impressed upon them at first . Between this power and force there is so exact an adjustment , that they continue in the same tracks without any ...
... move , and are retained by the attractive power of the Sun , and the pro- jectile force impressed upon them at first . Between this power and force there is so exact an adjustment , that they continue in the same tracks without any ...
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angle appears April Aries ascending node beginning of egress body circle clock conjunction degrees diameter diurnal diurnal motion Dominical letter Earth's axis Earth's centre eclipse equal equator equinoctial equinox fixed stars full Moon globe goes round half heavens horizon horizontal parallax inclined Julian period July June Jupiter latitude Leap-Year London longitude lunar lunation March mean Anomaly mean distance Mercury meridian miles minutes Moon's orbit motion noon north pole observed opposite parallel path penumbra planets plate polar circles revolution right line rising round the Earth round the Sun satellites Saturn seconds seen semidiameter Sept shewn side signs solar south pole subtract Sun and Moon Sun's centre Sun's disc Sun's mean Sun's parallax suppose tides tion total ingress transit transit of Venus tropic tropic of Cancer tropic of Capricorn true turns round Venus Venus's visible
Beliebte Passagen
Seite 420 - And he shall confirm the covenant with many for one week: and in the midst of the week he shall cause the sacrifice and the oblation to cease, and for the overspreading of abominations he shall make it desolate, even until the consummation, and that determined shall be poured upon the desolate.
Seite 419 - Seventy weeks are determined upon thy people and upon thy holy city, to finish the transgression, and to make an end of sins, and to make reconciliation for iniquity, and to bring in everlasting righteousness, and to seal up the vision and prophecy, and to anoint the most Holy.
Seite 419 - Know therefore and understand, That from the going forth of the commandment to restore and to build Jerusalem, unto the Messiah the prince, shall be seven weeks, and threescore and two weeks: the street shall be built again, and the wall, even in troublous times.
Seite 6 - IDE, of the said District, hath deposited in this office, the title of a book, the right whereof he claims as proprietor, in the words following, to wit : " Inductive Grammar, designed for beginners. By an Instructer." In conformity to the act of the Congress of the United States...
Seite 420 - And after threescore and two weeks shall Messiah be cut off, but not for himself. And the people of the Prince, that shall come, shall destroy the city and the sanctuary : and the end thereof shall be with a flood, and unto the end of the war desolations are determined.
Seite 6 - An Act for the Encouragement of Learning, by securing the copies of Maps, Charts, and Books, to the authors and proprietors of such copies during the time* therein mentioned," and extending the benefits thereof to the arts of designing, engraving, and etching historical and other prints.
Seite 383 - Aries, the Ram ; Taurus, the Bull ; Gemini, the Twins : Cancer, the Crab ; Leo, the Lion ; Virgo, the Virgin ; Libra, the Balance ; Scorpio, the Scorpion ; Sagittarius, the Archer ; Capricornus, the Goat ; Aquarius, the Water-bearer ; and Pisces, the Fishes.
Seite 60 - ... wisely ordered by the Author of nature; for if the axis of this planet were inclined any considerable number of degrees, just so many degrees round each pole would in their turn be almost six of our years together in darkness. And as each degree of a great circle on Jupiter contains...
Seite 263 - ... or entirely, intercepts our view of the sun ; the one is called a total, the other a partial, eclipse. Thus the solar eclipse is nothing more than the situation in which the earth is placed when the shadow of the moon falls upon it, and consequently, properly speaking, it is only an eclipse of that part of the earth where the moon's shadow falls. Hence we learn that the sun is not really darkened, but is only for a short space concealed from us by the intervention of another body, whilst he still...
Seite 6 - Astronomy explained upon Sir Isaac Newton's principles, and made easy to those who have not studied Mathematics...