De Ronde van de Negen planeten maakt integraal deel uit van de website van Vzw Info-Ster. Met de Ronde van de Negen Planeten brengen wij een schat van informatie over ons zonnestelsel aan Vlaanderen en Nederland
The primary copy of the original english version of "The Nine Planets" is located at SEDS 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 english version of "The Nine Planets" also available on the website of Vzw Info-Ster is mirrored at several other sites around the world. Please use the one nearest to you. .