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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            <s xml:id="echoid-s1261" xml:space="preserve">
              <pb o="87" file="0099" n="99" rhead="That the Moon may be a World."/>
            and the Sun on the other ſide of her, then like-
              <lb/>
            wiſe may we Diſcover theſe brighter Parts
              <lb/>
            caſting their ſhadows Weſtward. </s>
            <s xml:id="echoid-s1262" xml:space="preserve">Whereas in
              <lb/>
            the full Moon there are none of all theſe to be
              <lb/>
            feen.</s>
            <s xml:id="echoid-s1263" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1264" xml:space="preserve">But it may be Objected, that ’tis almoſt Im-
              <lb/>
            poſſible, and altogether Unlikely, that in the
              <lb/>
            Moon there ſhould be any Mountains ſo high,
              <lb/>
            as thoſe Obſervations make them. </s>
            <s xml:id="echoid-s1265" xml:space="preserve">For do but
              <lb/>
            Suppoſe, according to the common Principles,
              <lb/>
            that the Moons Diameter unto the Earths, is
              <lb/>
            very neer to the Proportion of 2 to 7. </s>
            <s xml:id="echoid-s1266" xml:space="preserve">Suppoſe
              <lb/>
            withall that theEarthsDiameter contains about
              <lb/>
            7000. </s>
            <s xml:id="echoid-s1267" xml:space="preserve">Italian Miles, and the Moons 2000. </s>
            <s xml:id="echoid-s1268" xml:space="preserve">(as is
              <lb/>
            commonly granted.) </s>
            <s xml:id="echoid-s1269" xml:space="preserve">Now Galilæus hath Ob-
              <lb/>
            ſerved, that ſome parts have been Enlightned,
              <lb/>
            when they were the Twentieth part of the Di-
              <lb/>
            ameter diſtant from the common term of Illu-
              <lb/>
            mination. </s>
            <s xml:id="echoid-s1270" xml:space="preserve">From whence, it muſt neceſſarily
              <lb/>
            follow, that there may be ſome Mountains in
              <lb/>
            the Moon, ſo high, that they are Able to caſt a
              <lb/>
            ſhadow a 100 Miles off. </s>
            <s xml:id="echoid-s1271" xml:space="preserve">An opinion that ſounds
              <lb/>
            like a Prodigy or a Fiction, wherefore ’tis likely
              <lb/>
            that either thoſe Appearances are cauſed by
              <lb/>
            ſomewhat elſe beſides Mountains, or elſe thoſe
              <lb/>
            are fallibleObſervations, from whence may fol-
              <lb/>
            low ſuch Improbable, Inconceiveable Conſe-
              <lb/>
            quences.</s>
            <s xml:id="echoid-s1272" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1273" xml:space="preserve">But to this I anſwer:</s>
            <s xml:id="echoid-s1274" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s1275" xml:space="preserve">1. </s>
            <s xml:id="echoid-s1276" xml:space="preserve">You muſt Conſider the height of the
              <lb/>
            Mountains is but very little, if you compare
              <lb/>
            them to the Length of their ſhadows. </s>
            <s xml:id="echoid-s1277" xml:space="preserve">Sir Walter
              <lb/>
              <note position="right" xlink:label="note-0099-01" xlink:href="note-0099-01a" xml:space="preserve">Hiſt. l. 1.c.
                <lb/>
              7. Sect. 11.</note>
            Rawleigh Obſerves, that the Mount Atbos, now
              <lb/>
            called Lacas, caſt its ſhadow 300 Furlongs, which
              <lb/>
            is above 37 Miles; </s>
            <s xml:id="echoid-s1278" xml:space="preserve">and yet that Mount is </s>
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