Starry Night This Week

Each week most PBS stations air "Jack Horkheimer: Star Gazer", the world's first and only weekly TV series on naked-eye astronomy. The Starry Night images on this page illustrate the show for the week of Monday March 10, 2003. You can view the complete show script, or watch a RealPlayer video of the show.

Happy Vernal Equinox! Or Have You Ever Wondered Why We Call Spring, 'Spring'?

The vernal equinox marks the first day of spring. The right ascension at the vernal equinox originally was in the constellation Aries and the point of crossing was known as the first point in Aries (now in Pisces due to precession ).