Volume Volume2\Astronomy
Entry# 874. On the luminosity of the Earth in the universal space (874-878).
Contents: Vol. 1 | Vol. 2
On the luminosity of the Earth in the universal space (874-878).
In my book I propose to show, how the ocean and the other seas must,
by means of the sun, make our world shine with the appearance of a
moon, and to the remoter worlds it looks like a star; and this I
shall prove.
Show, first that every light at a distance from the eye throws out
rays which appear to increase the size of the luminous body; and
from this it follows that 2 ... Footnote 10: Here the text breaks
off; lines 11 and fol. are written in the margin. .
11 The moon is cold and moist. Water is cold and moist. Thus our
seas must appear to the moon as the moon does to us.