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Space is big! If you could drive there, how long would it take to get to the Moon or Pluto? Find out by traveling Astronomical Distances!

Saturn Ratings

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  • Friday's
    Astro Fact:
    Did you know that one day the Sun will engulf the orbits of Mercury and Venus? More...
    The Astronomy Workshop has averaged about 20,000 page views per year and has now outlived its counter!  

    Materials for Students and Instructors.

    Created by Dr. Douglas P. Hamilton and students at U. Maryland. We gratefully acknowledge support from NSF (1998-2003) and NASA (2003-2010). About Us