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The common phrase " red sky at morning " is a line from an ancient rhyme often repeated with variants by mariners [ 1] and others: Red sky at night, sailors' delight. Red sky at morning, sailors take warning. [ 2][ 3][ 4] The concept is over two thousand years old and is cited in the New Testament as established wisdom that prevailed among the ...
Olbers's paradox, also known as the dark night paradox or Olbers and Cheseaux's paradox, is an argument in astrophysics and physical cosmology that says that the darkness of the night sky conflicts with the assumption of an infinite and eternal static universe. In the hypothetical case that the universe is static, homogeneous at a large scale ...
Twinkle, twinkle, all the night. Then the trav'ller in the dark, Thanks you for your tiny spark, He could not see which way to go, If you did not twinkle so. In the dark blue sky you keep, And often thro' my curtains peep, For you never shut your eye, Till the sun is in the sky. 'Tis your bright and tiny spark, Lights the trav'ller in the dark:
Dusk is the darkest part of evening twilight. The time of dusk is the moment at the very end of astronomical twilight, just before the minimum brightness of the night sky sets in, or may be thought of as the darkest part of evening twilight. [ 4] However, technically, the three stages of dusk are as follows: At civil dusk, the center of the Sun ...
Astronomy is the oldest of the natural sciences, dating back to antiquity, with its origins in the religious, mythological, cosmological, calendrical, and astrological beliefs and practices of prehistory: vestiges of these are still found in astrology, a discipline long interwoven with public and governmental astronomy.
Evening sky: Mercury enters the evening sky low in the west by the end of June. Watch the Moon pass a couple of bright stars and planets, see below for dates. Watch the Moon pass a couple of ...
Evening sky: Brilliant Jupiter has entered the Sun’s glare. Watch the Moon pass a couple of bright stars and planets, see below for dates. Watch the Moon pass a couple of bright stars and ...
In photography, the golden hour is the period of daytime shortly after sunrise or before sunset, during which daylight is redder and softer than when the sun is higher in the sky . The golden hour is also sometimes called the magic hour, especially by cinematographers and photographers. [ 1][ 2] During these times, the brightness of the sky ...