James Webb Space Telescope tech update

The James Webb Space Telescope is about to start unlocking the secrets of the universe. Mark Broadbent spoke with Lee Feinberg, one of NASA's participants in the project

X-ray and cryogenic testing on one of Webb’s primary mirror segments
NASA/MSFC/David Higginbotham/Emmett Given

Nearly a million miles from Earth, four times more distant from our planet than the moon, the James Webb Space Telescope is in position to begin exploring the universe’s deepest mysteries.

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