Check out JPL's Comet Hale-Bopp page. The Indiana University Office of Communications publishes Star Trak, which gives monthly information about celestial events. The On-line Astronomy Course gives an introduction to the science of the objects you see in the night sky. Starman is a monthly feature which appears in the newsletters of over 100 astronomy clubs, museums and park districts around the United States. Earth and Sky Earth and Sky is an award-winning science radio program, as well as a good website to visit.
Programs often address astronomical topics.
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