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Frozen World of Eris Looks a Lot Like Pluto

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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