QueSPER Research Projects
Planets in the Solar System
An artist's conception of ERIS (bright object) and EARTH (foreground).
image taken from:
Eris was discovered in 2005 and led to a redefinition of what a planet is. This caused Pluto to be reclassified as a dwarf planet. Eris was discovered by Michael Brown from the California Institute of Technology.
*One AU is the distance from the center of the Earth to the center of the Sun.
Information on this page was taken from the following websites:
Links to OtherSites
Books and References
"The Solar System 12/2006: 8 Planets; The New Cosmic Order." Map Insert. National Geographic Magazine. Dec., 2006.
Chang, Alicia. "Dwarf planet named after Greek goddess." Sept 13, 2006. Washington Post.com. (Nov. 27, 2006) http://www.washingtonpost.com/wp-dyn/content/article/2006/09/13/AR2006091301889.html
Other Links to Sites
Updated 08/22/09 / The QueSPER website is maintained by Carol J. Fox; Teacher-Librarian / Visitor Number since 03/23/07 / © 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 All rights reserved / Email: firstname.lastname@example.org / Use and Connection Policies Home