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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