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

Page concordance

< >
Scan Original
211 31
212 32
213 33
214 34
215 35
216 36
217 37
218 38
219 39
220 40
221 41
222 42
223 43
224 44
225 45
226 46
227 47
228 48
229 49
230 50
231 51
232 52
233 53
234 54
235 55
236 56
237 57
238 58
239 59
240 60
< >
page |< < (142) of 370 > >|
322142That the Earth may be a Planct. the Equator, in one beating of the Pulſe, muſt
move 2528 of theſe miles.
’Tis the Affertion of Clavius, that 11Commen.
in prim.
cap.Sphær.
the diſtance of the Orbs, and ſo conſe-
quently their ſwiftneſs, ſeem to be altoge-
ther incredible;
yet it is rather far greater
in it ſelf, than Aſtronomers uſually ſuppoſe
it;
and yet (ſaith he) according to the
common Grounds, every Star in the Equa-
tor, muſt move 42398437 {1/2} miles in an hour.
And though a Man ſhould conſtantly travel
40 miles a day, yet he would not be able to
go ſo far as a Star does in one hour, under
2904 Years:
Or if we will ſuppoſe an Ar-
row to be of the ſame ſwiftneſs, then muſt
it compaſs this great Globe of Earth and
Water 1884 times in an hour.
And a Bird
that could but fly as faſt, might go round
the World ſeven times in that ſpace, whilſt
one could ſay, Ave Maria, gratia plena, Do-
minus tecum.
Which though it be a pretty round pace,
yet you muſt conceive that all this is ſpoken
only of the eighth Sphere;
and ſo being
compared to the ſwiftneſs of the Primum
Mobile, is but a ſlow and heavy Motion.
For (ſaith the ſame Author) the thick-
neſs of each Orb is equal to the diſtance of
its concave Superſicies from the Centre of
the Earth.
Thus the Orb of the Moon does
contain as much ſpace in its thicknefs, as
there is betwixt the neareſt part of that
and the Centre.
Thus alſo the eight

Text layer

  • Dictionary

Text normalization

  • Original
  • Regularized
  • Normalized

Search


  • Exact
  • All forms
  • Fulltext index
  • Morphological index