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StarGazer
Each week most PBS stations air Star Gazer with Jack Horkheimer, the world's first and only weekly TV series on naked-eye astronomy. The images on this page illustrate the show for the week of Monday, March 13, 2000.

Why Is Spring Called Spring and Other Tantalizing Tidbits About the Seasons


Sunrise due east on the vernal equinox in Milwaukee.


Sunset due west 12 hours later on the same day.

Another way of marking the vernal equinox is to use the date and time when the sun crosses an imaginary point in the sky. This image shows how the sun moves through the stars and passes this point (marked in red) on March 20.

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Click here for an archive of the past shows.



 


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