Wilkins, John, A discovery of a new world : or a discourse tending to prove, that 'tis probable there may be another Habitable World in the Moon ; with a discourse concerning the Probability of a Passage thither; unto which is added, a discourse concerning a New Planet, tending to prove, that 'tis probable our earth is one of the Planets

Table of contents

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[21. The Firſt Book. That the MOON May be a WORLD. The Firſt Propoſition, by way of Preface.]
[22. Sed vanus ſtolidis hæc omnia finxerit Error.]
[23. Solis lunæq; labores.]
[24. Cum fruſtra reſonant æra auxiliaria Lunæ.]
[25. Una laboranti poterit ſuccerrere Lunæ.]
[26. Gantus & è cælo poſſunt deducere Lunam.]
[27. Cantus & ſi curru lunam deducere tentant, Et facerent, ſi non æra repulſa ſonant.]
[28. PROP. II. That a Plurality of Worlds doth not contradict any Principle of Reaſon or Faith.]
[29. Æſtuas infelix auguſto limite mundi.]
[30. PROP. III. That the Heavens do not conſiſt of any ſuch pure Matter, which can priviledge them from the like Change and Corruption, as theſe Inferiour, Bodies are liable unto.]
[31. Necnon Oceano paſci phæbumque polumq; Gredimus.]
[32. PROP. IV. That the Moon is a Solid, Compacted, Opacous Body.]
[33. PROP. V. That the Moon hath not any Light of her own.]
[34. PROP. VI. That there is a World in the Moon, bath been the direct Opinion of many Ancient, with ſome Modern Mathematicians, and may probably de deduc’d from the Tenents of others.]
[35. PROP. VII. That thoſe Spots and brighter parts, which by our ſight may be diſtinguiſhed in the Moon, do ſhew the difference betwixt the Sea and Land, in that other World.]
[36. PROP. VIII. The Spots repeſent the Sea, and the brighter parts the Land.]
[37. PROP. IX. That there are high Mountains, deep Vallies, and ſpacious Plains in the Body of the Moon.]
[38. PROP. X. That there is an Atmo-ſphæra, or an Orb of groſs, Vaporous Air, immediately encompaſſing the body of the Moon.]
[39. PROP. XI. That as their World is our Moon, ſo our World is their Moon.]
[40. Provehimur portu, terræque urbeſque recedunt.]
[41. PROP. XII.]
[42. PROP. XIII.]
[43. PROP. XIV.]
[44. FINIS.]
[45. A DISCOURSE Concerning a Rem Planet. Tending to prove That ’tis probable our EARTH is one of the PLANETS. The Second Book. By John Wilkins, late L. Biſhop of Cheſter.]
[46. LONDON: Printed by J. D. for John Gellibrand, at the Golden Ball in St. Paul’s Church-Yard. M.DC.LXXXIV.]
[47. To the Reader.]
[48. PROP. I.]
[49. PROP. II.]
[50. PROP. III.]
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That the Moon may be a World.
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            <s xml:space="preserve">1. </s>
            <s xml:space="preserve">Conſider its Opacity; </s>
            <s xml:space="preserve">if you mark theſe
              <lb/>
            Sublunary things, you ſhall perceive that a-
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            mongſt them, thoſe that are moſt perſpicuous
              <lb/>
            are not ſo well able to reverberate the Sun-
              <lb/>
            beams, as the thicker Bodies. </s>
            <s xml:space="preserve">The Rays paſs
              <lb/>
            ſingly through a Diaphanous matter, but in an
              <lb/>
            Opacous Subſtance they are doubled in their
              <lb/>
            Return, and multiplyed by Reflection. </s>
            <s xml:space="preserve">Now
              <lb/>
            if the Moon and the other Planets can ſhine
              <lb/>
            ſo clearly by beating back the Sun Beams, why
              <lb/>
            may not the Earth alſo ſhine as well, which
              <lb/>
            agrees with them in the cauſe of this Bright-
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            neſs their Opacity?</s>
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          <p>
            <s xml:space="preserve">2. </s>
            <s xml:space="preserve">Conſider what a clear Light we may diſ-
              <lb/>
            cern reflected from the Earth in the midſt of
              <lb/>
            Summer, and withal conceive how much
              <lb/>
            greater that muſt be which is under the Line,
              <lb/>
            where the Rays are more directly and ſtrongly
              <lb/>
            Reverberated.</s>
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          <p>
            <s xml:space="preserve">3. </s>
            <s xml:space="preserve">’Tis conſiderable that though the Moon
              <lb/>
            does in the Night time ſeem to be of ſo clear
              <lb/>
            a Brightneſs, yet when we look upon it in the
              <lb/>
            Day, it appears like ſome little whitiſh Cloud:
              <lb/>
            </s>
            <s xml:space="preserve">Not but that at both times, ſhe is of an equal
              <lb/>
            Light in her ſelf. </s>
            <s xml:space="preserve">The Reaſon of this diffe-
              <lb/>
            rence is, becauſe in the Night we look upon
              <lb/>
            it through a dark and obſcure medium, there
              <lb/>
            being no other enlightned Body, whoſe bright-
              <lb/>
            neſs may abate from this: </s>
            <s xml:space="preserve">whereas in the day
              <lb/>
            time, the whole Heavens round about it, are
              <lb/>
            of an equal clearneſs, and ſo make it to appear
              <lb/>
            with a weaker Light. </s>
            <s xml:space="preserve">Now becauſe we can-
              <lb/>
            not ſee how the enlightned parts of our Earth
              <lb/>
            do look in the Night, therefore in comparing
              <lb/>
            it with the Moon, we muſt not conſider her</s>
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