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="132" file="0312" n="312" rhead="That the Earth may be a Planet."/>
            And though in this caſe, the motion were
              <lb/>
            in it ſelf compoſed of a circular and direct;
              <lb/>
            </s>
            <s xml:space="preserve">yet in reſpect of us it would appear, and ſo
              <lb/>
            might be ſtiled exactly ſtreight.</s>
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          </p>
          <p>
            <s xml:space="preserve">Now if it be thus in thoſe which are ge-
              <lb/>
            nerally granted to be preternatural Moti-
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            ons; </s>
            <s xml:space="preserve">we need not doubt then the poſſibility
              <lb/>
            of the like effect in that Motion which we
              <lb/>
            conceive to be proper and natural, both
              <lb/>
            to the Earth, and the things that belong
              <lb/>
            unto it.</s>
            <s xml:space="preserve"/>
          </p>
          <p>
            <s xml:space="preserve">There is yet another Objection to this
              <lb/>
            purpoſe urged by
              <anchor type="note" xlink:href="" symbol="*"/>
            Malapertius, a late Je-
              <anchor type="note" xlink:label="note-0312-01a" xlink:href="note-0312-01"/>
            ſuit, who though he does with much eager-
              <lb/>
            neſs preſs this Argument concerning a Bullet
              <lb/>
            or Stone, againſt the Opinion of Copernicus;
              <lb/>
            </s>
            <s xml:space="preserve">yet he grants that it might eaſily be reſol-
              <lb/>
            ved, if the defenders of it would affirm
              <lb/>
            that the Air did move round with the Earth. </s>
            <s xml:space="preserve">
              <lb/>
            But this (ſaith he) they dare not avouch; </s>
            <s xml:space="preserve">
              <lb/>
            for then the Comets would always ſeem to
              <lb/>
            ſtand ſtill, being carried about with the
              <lb/>
            Revolution of this Air, and then they could
              <lb/>
            not riſe or ſet, as experience ſhews they
              <lb/>
            do.</s>
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          </p>
          <div type="float" level="2" n="13">
            <note symbol="*" position="left" xlink:label="note-0312-01" xlink:href="note-0312-01a" xml:space="preserve">Auſtria-
              <lb/>
            ca Syder.
              <lb/>
            par. 2.
              <lb/>
            prop. 25.</note>
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          <p>
            <s xml:space="preserve">To this it may be anſwered, That moſt
              <lb/>
            Comets are above that Sphere of Air which
              <lb/>
            is turned round with our Earth, as is mani-
              <lb/>
            feſt by their height. </s>
            <s xml:space="preserve">The motion that ap-
              <lb/>
            pears in them, is cauſed by the Revolution
              <lb/>
            of our Earth, whereby we are turned from
              <lb/>
            them.</s>
            <s xml:space="preserve"/>
          </p>
          <p>
            <s xml:space="preserve">As for thoſe which are within the Orb of
              <lb/>
            our Air, theſe do ſeem to ſtand ſtill. </s>
            <s xml:space="preserve">Such</s>
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