January 5, 2005: What is a Dwarf Planet?

On January 5, 2005, American astronomer Michael E. Brown (of CalTech, Princeton, and Berkeley) with fellow astronomers David L. Rabinowitz (Yale University and University of Arizona) and Chad Trujillo (University of Hawaii, Gemini Observatory and Northern Arizona University) were given credit for their discovery of a planetoid they called Eris, at the time, the largest dwarf planet known in the Solar System.

The text narrated in this video is from the original article at

For sourcing for that article, please refer to the “Historical Evidence” section of the article on our main site on which this video is based.

Author: Major Dan

Editor and Narrator: Dr. Zar

Music: “Interplanetary Alignment” by NoMBe from the YouTube Audio Library

Guest vocals by Dr. Zar’s parents

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