s*****t
发帖数: 1994 | 1 The Milky Way over Utah
Credit & Copyright: Wally Pacholka (Astropics.com)
Explanation: If sometimes it appears that the entire Milky Way Galaxy is
raining down on your head, do not despair. It happens twice a day. As the Sun
rises in the East, wonders of the night sky become less bright than the
sunlight scattered by our own Earth's atmosphere, and so fade from view. They
will only rotate back into view when the Earth again eclipses our bright Sun
at dusk. This battle between heaven and Earth w |
|
