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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          <p>
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              <pb o="87" file="0267" n="267" rhead="That the Earth may be a Planet."/>
            But yet this will not prove, that it is in the
              <lb/>
            midſt of the Univerſe. </s>
            <s xml:space="preserve">For let our Adver-
              <lb/>
            ſaries ſuppoſe it to be as far diſtant from
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            that, as they conceive the Sun to be; </s>
            <s xml:space="preserve">yet
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            may it ſtill be ſcituated, in the very con-
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            courſe of theſe two Lines: </s>
            <s xml:space="preserve">becauſe the
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            Axis of the World is nothing elſe but
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            that imaginary Line which paſſes through
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            the Poles of our Earth, to the Poles of
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            the World. </s>
            <s xml:space="preserve">And ſo likewiſe the Equa-
              <lb/>
            tor, is nothing elſe but a great Circle in the
              <lb/>
            midſt of the Earth, betwixt both the Poles,
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            which by imagination is continued even to
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            the fixed Stars. </s>
            <s xml:space="preserve">Thus alſo, we may affirm
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            the Earth to be in the plane of the Zodiack,
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            if by its annual motion it did deſcribe that
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            imaginary Circle: </s>
            <s xml:space="preserve">and in the plane of the
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            Equator, if by its diurnal motion about its
              <lb/>
            own Axis, it did make ſeveral Parallels, the
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            midſt of which ſhould be the Equator. </s>
            <s xml:space="preserve">From
              <lb/>
            whence it appears, that theſe two former
              <lb/>
            Arguments proceed from one and the ſame
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            miſtake, whilſt our Adverſaries ſuppoſe the
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            Circumference and Center of the Sphere, to
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            be the ſame with that of the World.</s>
            <s xml:space="preserve"/>
          </p>
          <p>
            <s xml:space="preserve">Another demonſtration of the ſame kind,
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              <anchor type="note" xlink:label="note-0267-01a" xlink:href="note-0267-01"/>
            is taken from the Eclipſes of the Sun and
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            Moon; </s>
            <s xml:space="preserve">which would not always happen
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            when theſe two Luminaries are diametri-
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            cally oppoſed, but ſometimes when they
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            are leſs diſtant than a Semicircle, if it were ſo
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            that the Earth were not in the Centre.</s>
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          <div type="float" level="2" n="4">
            <note position="right" xlink:label="note-0267-01" xlink:href="note-0267-01a" xml:space="preserve">Arg. 3.</note>
          </div>
          <p>
            <s xml:space="preserve">I anſwer: </s>
            <s xml:space="preserve">This Argument, if well conſi-
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            dered, will be found moſt directly to infer</s>
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