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 figures

< >
[Figure 11]
[Figure 12]
[Figure 13]
[Figure 14]
[Figure 15]
[Figure 16]
[Figure 17]
< >
page |< < (166) of 370 > >|
    <echo version="1.0RC">
      <text xml:lang="en" type="free">
        <div xml:id="echoid-div329" type="section" level="1" n="65">
          <p>
            <s xml:id="echoid-s5235" xml:space="preserve">
              <pb o="166" file="0346" n="346" rhead="That the Earth may be a Planet."/>
            the Sun at A, in the four chief Points of
              <lb/>
            the Zodiack; </s>
            <s xml:id="echoid-s5236" xml:space="preserve">namely, the two Equinoctials
              <lb/>
            at ♈ and ♎, and the Solſtices at ♑ and ♋.
              <lb/>
            </s>
            <s xml:id="echoid-s5237" xml:space="preserve">Through all which Points, the Earth does
              <lb/>
            paſs in its Annual Motion, from Weſt to
              <lb/>
            Eaſt.</s>
            <s xml:id="echoid-s5238" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5239" xml:space="preserve">The Axis, upon which our Earth does
              <lb/>
            move, is repreſented by the Line BC;
              <lb/>
            </s>
            <s xml:id="echoid-s5240" xml:space="preserve">which Axis does always decline from that of
              <lb/>
            the Ecliptick, about 23 degres, 30 minutes. </s>
            <s xml:id="echoid-s5241" xml:space="preserve">
              <lb/>
            The Points BC, are imagined to be the Poles,
              <lb/>
            B the North Pole, and C the South.</s>
            <s xml:id="echoid-s5242" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5243" xml:space="preserve">Now if we ſuppoſe this Earth to turn a-
              <lb/>
            bout its own Axis, by a Diurnal Motion,
              <lb/>
            then every Point of it will deſcribe a Paral-
              <lb/>
            lel Circle, which will be either bigger or
              <lb/>
            leſſer, according to its diſtance from the
              <lb/>
            Poles. </s>
            <s xml:id="echoid-s5244" xml:space="preserve">The chief of them are the Equino-
              <lb/>
            ctial DE. </s>
            <s xml:id="echoid-s5245" xml:space="preserve">The two Tropicks, FG, and HI.
              <lb/>
            </s>
            <s xml:id="echoid-s5246" xml:space="preserve">The two Polar Circles, MN the Artick,
              <lb/>
            and KL the Antartick: </s>
            <s xml:id="echoid-s5247" xml:space="preserve">of which, the Equi-
              <lb/>
            noctial only is a great Circle, and therefore
              <lb/>
            will always be equally divided by the Line of
              <lb/>
            Illumination, ML; </s>
            <s xml:id="echoid-s5248" xml:space="preserve">whereas the other Pa-
              <lb/>
            rallels are thereby diſtributed into unequal
              <lb/>
            parts. </s>
            <s xml:id="echoid-s5249" xml:space="preserve">Amongſt which parts, the Diurnal
              <lb/>
            Arches of thoſe that are towards B, the
              <lb/>
            North Pole, are bigger than the Nocturnal,
              <lb/>
            when our Earth is in ♑, and the Sun appears
              <lb/>
            in ♋. </s>
            <s xml:id="echoid-s5250" xml:space="preserve">Inſomuch, that the whole Artick Cir-
              <lb/>
            cle is enlightned, and there is day for half a
              <lb/>
            Year together under that Pole.</s>
            <s xml:id="echoid-s5251" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5252" xml:space="preserve">Now when the Earth proceeds to the other
              <lb/>
            Solſtice at ♋, and the Sun appears in ♑, </s>
          </p>
        </div>
      </text>
    </echo>