Frozen World of Eris Looks a Lot Like Pluto

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Eris larger Pluto
Artist's rendering of Eris, announced in July 2005 by Mike Brown of Caltech. It is more massive than Pluto. The sun is in the background. (Image credit: NASA/JPL/Caltech)

The frozen surface

Both frozen worlds

"By measuring

The research team

Dwarf planets

Eris, discovered in

Eris is larger

The ensuing

Eris circles the sun

Recreating a

Grundy and his

In a laboratory at

Light passing

Such "ice lab"

"There are only

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Space.com Staff
Space.com Staff
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Space.com is the premier source of space exploration, innovation and astronomy news, chronicling (and celebrating) humanity's ongoing expansion across the final frontier. Originally founded in 1999, Space.com is, and always has been, the passion of writers and editors who are space fans and also trained journalists. Our current news team consists of Editor-in-Chief Tariq Malik; Editor Hanneke Weitering, Senior Space Writer Mike Wall; Senior Writer Meghan Bartels; Senior Writer Chelsea Gohd, Senior Writer Tereza Pultarova and Staff Writer Alexander Cox, focusing on e-commerce. Senior Producer Steve Spaleta oversees our space videos, with Diana Whitcroft as our Social Media Editor.