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Photos: Hubble's Successor, the James Webb Space Telescope

Battery Park

Denise Chow

A full-scale, tennis court-sized model of the James Webb Space Telescope. The replica was on display in Battery Park in New York City as part of the 2010 World Science Festival.

Floating Scope

ESA

This artist's impression shows the selected design for the James Webb Space Telescope. Northrop Grumman and Ball Aerospace are the prime contractors for JWST.

The Frosty Treatment

NASA/MSFC/David Higginbotham/Emmett Given

During cryogenic testing, the mirrors will be subjected to temperatures dipping to -415 degrees Fahrenheit, permitting engineers to measure in extreme detail how the shape of each mirror changes as it cools.

Testing the Webb Telescope

NASA/Chris Gunn

Several critical items related to NASA's next-generation James Webb Space Telescope currently are being tested in the thermal vacuum test chamber at NASA's Goddard Space Flight Center, Greenbelt, Md. Image released April 30, 2012.

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