As artists vacate Bell Foundry, questions swirl around its future

NASA

James Webb Space Telescope poised for final tests at NASA Goddard before long journey to space

James Webb Space Telescope poised for final tests at NASA Goddard before long journey to space

Twenty years ago, scientists laid out a wish list for a successor to the Hubble Space Telescope, envisioning a device that could deepen knowledge of the origins of the universe.

Today, an instrument befitting that description is poised for its final tests at the NASA Goddard Space Flight Center.

The heart of the James Webb Space Telescope — a 22-foot-tall golden mirror attached to a set of four cameras and spectrographs — has been assembled inside a massive clean room on the Goddard campus.

Over the next four months, engineers will expose it to noise and violent vibrations — like those it will likely experience during a launch that's less than two years...

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