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A soild rotating celestial sphere is pictured, with the north celestial pole at
roughly 45 deg. This is the celestial sphere as it might appear to an observer
in Oshkosh, WI. (1.1Mb)
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The Sun's path along the ecliptic is shown over the course of a year, as it
would appear in the sky to an observer at intermediate northen latitudes. The
time of observation is near noon. (1.1Mb)
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The view of the North Celestial Pole over the course of 24 hours is shown as
it would appear to an observer on the equator looking North. (2.9Mb)
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The view of the South Celestial Pole over the course of 24 hours is shown as
it would appear to an observer on the equator looking South. (3.3Mb)
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The 1997 retorgrade motion of mars is illustrated against the celestial sphere. (232Kb).
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The phases of the moon over the course of a month. (650Kb)
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The view towrds the North Celestial Pole is shown as one moves from the
equator North to Oshkosh in 5 degree intervals. (8.4Mb)
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The North Celestial Pole as seen from 9PM to 3AM looking North from Oshkosh,
WI. (4.3Mb)
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The view of the sky as seen by an observer on the North Pole. It starts with
the view of the horizon, and pans upward to the rotating North Celestail Pole
overhead. (5.5Mb)
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The solar system viewed from above. It starts with a wide angle view and zooms
in on the terrestrial planets. The orbits on the inner planets are highlight with
a clearly elliptical orbit of Mercury. (5.5Mb)
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The Sun over the course of a day at it crosses the sky, observer located in
Oshkosh, looking South. (260Kb)
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