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

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That the Earth may be a Planet.
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          <pb o="83" file="0263" n="263" rhead="That the Earth may be a Planet."/>
          <p>
            <s xml:space="preserve">The Arguments from Aſtronomy, are
              <lb/>
            chieſly theſe four; </s>
            <s xml:space="preserve">each of which are boaſt-
              <lb/>
            ed of to be unanſwerable.</s>
            <s xml:space="preserve"/>
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          <p>
            <s xml:space="preserve">Arg. </s>
            <s xml:space="preserve">1. </s>
            <s xml:space="preserve">The Horizon does every where
              <lb/>
            divide all the great Circles of a Sphere in-
              <lb/>
            to two equal parts : </s>
            <s xml:space="preserve">So there is always half
              <lb/>
            the Equinoctial above it, and half below.
              <lb/>
            </s>
            <s xml:space="preserve">Thus likewiſe, there will conſtantly be ſix
              <lb/>
            Signs oſ the Zodiack above the Horizon, and
              <lb/>
            other ſix below it. </s>
            <s xml:space="preserve">And beſides, the Circles
              <lb/>
            of the Heaven and Earth, are each way
              <lb/>
            proportionable to one another; </s>
            <s xml:space="preserve">as fifteen
              <lb/>
            German miles on the Earth, are every where
              <lb/>
            agreeable to one Degree in the Heavens; </s>
            <s xml:space="preserve">and
              <lb/>
            one Hour in the Earth, is correſpondent to
              <lb/>
            fifteen Degrees in the Equator. </s>
            <s xml:space="preserve">From whence
              <lb/>
            it may be inferred, that the Earth muſt ne-
              <lb/>
            ceſſarily be ſcituated in the midſt of theſe
              <lb/>
            Circles; </s>
            <s xml:space="preserve">and ſo conſequently, in the Centre
              <lb/>
            of the World.</s>
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          <p>
            <s xml:space="preserve">I anſwer : </s>
            <s xml:space="preserve">This Argument does rightly
              <lb/>
            prove the Earth to be in the midſt of theſe
              <lb/>
            Circles : </s>
            <s xml:space="preserve">But we cannot hence conclude, that
              <lb/>
            it is in the Centre of the World: </s>
            <s xml:space="preserve">from which,
              <lb/>
            tho it were never ſo much diſtant, yet would
              <lb/>
            it ſtill remain in the midſt of thoſe Circles,
              <lb/>
            becauſe it is the Eye that imagines them to
              <lb/>
            be deſcribed about it. </s>
            <s xml:space="preserve">Wherefore it were a
              <lb/>
            weak and prepoſterous Collection, to argue
              <lb/>
            thus, That the Earth is in the Centre of the
              <lb/>
            World, becauſe in the midſt of thoſe Cir-
              <lb/>
            cles; </s>
            <s xml:space="preserve">or becauſe the Parts and Degrees of
              <lb/>
            the Earth, are anſwerable in proportion to
              <lb/>
            the Parts and Degrees in Heaven. </s>
            <s xml:space="preserve">Whereas,</s>
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