13 MAR 2014 by ideonexus
Perceiving Infinite Suns in the Night Sky
Elpino. Why then do we not see the other bright bodies which are earths circling around the bright bodies which are suns? For beyond these we can detect no motion whatever; and why do all other mundane bodies (except those known as comets) appear always in the same order and at the same distance?
Philotheo. The reason is that we discern only the largest suns, immense bodies. But we do not discern the earths because, being much smaller, they are invisible to us. Similarly it is not impossible...Bruno's observations and reasoning.
13 OCT 2013 by ideonexus
History of the Weekdays
By the third century the seven-day week had become common in private
life throughout the Roman Empire. Each day was dedicated to one of the
seven planets. Those seven, according to the current astronomy, included
the sun and the moon, but not the earth. The order in which planets
governed the days of the week was: sun, moon, Mars, Mercury, Jupiter,
Venus, and Saturn. This order was not that of their then supposed distance
from the earth, which was the "normal" order in which Dante, for exampl...From astronomy and astrology to religion, complete with superstitions.