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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        <div xml:id="echoid-div274" type="section" level="1" n="60">
          <pb o="83" file="0263" n="263" rhead="That the Earth may be a Planet."/>
            <s xml:id="echoid-s3945" xml:space="preserve">The Arguments from Aſtronomy, are
            chieſly theſe four; </s>
            <s xml:id="echoid-s3946" xml:space="preserve">each of which are boaſt-
            ed of to be unanſwerable.</s>
            <s xml:id="echoid-s3947" xml:space="preserve"/>
            <s xml:id="echoid-s3948" xml:space="preserve">Arg. </s>
            <s xml:id="echoid-s3949" xml:space="preserve">1. </s>
            <s xml:id="echoid-s3950" xml:space="preserve">The Horizon does every where
            divide all the great Circles of a Sphere in-
            to two equal parts : </s>
            <s xml:id="echoid-s3951" xml:space="preserve">So there is always half
            the Equinoctial above it, and half below.
            <s xml:id="echoid-s3952" xml:space="preserve">Thus likewiſe, there will conſtantly be ſix
            Signs oſ the Zodiack above the Horizon, and
            other ſix below it. </s>
            <s xml:id="echoid-s3953" xml:space="preserve">And beſides, the Circles
            of the Heaven and Earth, are each way
            proportionable to one another; </s>
            <s xml:id="echoid-s3954" xml:space="preserve">as fifteen
            German miles on the Earth, are every where
            agreeable to one Degree in the Heavens; </s>
            <s xml:id="echoid-s3955" xml:space="preserve">and
            one Hour in the Earth, is correſpondent to
            fifteen Degrees in the Equator. </s>
            <s xml:id="echoid-s3956" xml:space="preserve">From whence
            it may be inferred, that the Earth muſt ne-
            ceſſarily be ſcituated in the midſt of theſe
            Circles; </s>
            <s xml:id="echoid-s3957" xml:space="preserve">and ſo conſequently, in the Centre
            of the World.</s>
            <s xml:id="echoid-s3958" xml:space="preserve"/>
            <s xml:id="echoid-s3959" xml:space="preserve">I anſwer : </s>
            <s xml:id="echoid-s3960" xml:space="preserve">This Argument does rightly
            prove the Earth to be in the midſt of theſe
            Circles : </s>
            <s xml:id="echoid-s3961" xml:space="preserve">But we cannot hence conclude, that
            it is in the Centre of the World: </s>
            <s xml:id="echoid-s3962" xml:space="preserve">from which,
            tho it were never ſo much diſtant, yet would
            it ſtill remain in the midſt of thoſe Circles,
            becauſe it is the Eye that imagines them to
            be deſcribed about it. </s>
            <s xml:id="echoid-s3963" xml:space="preserve">Wherefore it were a
            weak and prepoſterous Collection, to argue
            thus, That the Earth is in the Centre of the
            World, becauſe in the midſt of thoſe Cir-
            cles; </s>
            <s xml:id="echoid-s3964" xml:space="preserve">or becauſe the Parts and Degrees of
            the Earth, are anſwerable in proportion to
            the Parts and Degrees in Heaven. </s>
            <s xml:id="echoid-s3965" xml:space="preserve"/>