The primary copy of "The Nine Planets" is located at
at the Lunar and Planetary Laboratory,
University of Arizona in Tuscon, Arizona, USA.
There are many other interesting space-related items at this site.
"The Nine Planets" is also mirrored at
several other sites
around the world.
Please use the one nearest to you.
This mirror is maintained by the
University of Pennsylvania Department of Physics and Astronomy.
Bill Arnett; last updated:
1995 June 11