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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[61. PROP. VII. Tis probable that the Sun is in the Gentre of the World.]
[62. PROP. VIII. That there is not any ſufficient reaſon to prove the Earth incapable of thoſe mo-tions which Copernicus aſcribes un-to it.]
[63. Provebimur portu, terræque, verbeſq; recedunt.]
[64. PROP. IX. That it is more probable the Earth does move, than the Sun or Heavens.]
[65. PROP. X. That this Hypotheſis is exactly agreeable to common appearances.]
[66. Quicunq; ſolam mente præcipiti petit]
[67. Brevem replere non valentis ambitum, # Pudebit aucti nominis.]
[68. FINIS.]
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That the Moon may be a World.
confuſed Figure, and doth not repreſent any
diſtinct Image, ſo that both in reſpect of the
matter, and the Form, it may be probable e-
nough, that thoſe ſpots and brighter parts may
ſhew the diſtinction betwixt the Sea and Land
in that other World.

PROP. VIII.

The Spots repeſent the Sea, and the brighter parts
the Land.

WHen I firſt compar'd the Nature of our
Earth and Water, with thoſe appearan-
ces in the Moon;
I concluded contrary to the
Propoſition, that the brighter Parts repreſented
the Water, and the Spots the Land;
of this
Opinion likewiſe was Keplar at the firſt.
But
my ſecond Thoughts, and the reading of others,
Opt. Aſtro.
c. 6. num. 9.
Diſſert.
cum nuncio
Gal.
have now convinced me (as after he was) of
the Truth of that Propoſition which I have
now ſet down.
Before I come to the Confir-
mation of it, I ſhall mention thoſe Scruples,
which at firſt made me doubt the Truth of this
Opinion.
1. It may be Objected, ’tis Probable, if there
be any ſuch Sea and Land as ours, that it bears
ſome Proportion and Similitude with ours, but
now this Propoſition takes away all Likeneſs
betwixt them.
For whereas the Superficies of
our Earth is but the Third part of the whole
Surface in the Globe.
Two Parts being over-
Exercit.
39.
ſpread with the Water (as Scaliger Obſerves)
yet here, according to this Opinion, the Sea
ſhould be leſs than the Land, ſince there is not

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