With its mirror segments beautifully aligned and its scientific instruments undergoing calibration, NASA's James Webb Space Telescope is just weeks away from full operation. Soon after the first observations are revealed ...
Astronomy
May 27, 2022
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The image dazzles from a computer screen in the corner of the room: six beams of red-orange light bursting from a luminous Milky Way star.
Space Exploration
Apr 18, 2022
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Webb continues on its path to becoming a focused observatory. The team has successfully worked through the second and third out of seven total phases of mirror alignment. With the completion of these phases, called Segment ...
Space Exploration
Feb 28, 2022
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Engineers have begun the final stage of Webb's major structural deployments: the unfolding of its two primary mirror wings. These side panels, which were folded back for launch, each hold three of the observatory's 18 hexagonal, ...
Space Exploration
Jan 7, 2022
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About 1 million miles away from the nearest eye surgeon, NASA's James Webb Space Telescope will be able to perfect its own vision while in orbit.
Space Exploration
Oct 26, 2017
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Engineers at NASA's Johnson Space Center in Houston used light waves to align the James Webb Space Telescope's mirror segments to each other, so they act like a single, monolithic mirror in the cryogenic cold of the center's ...
Space Exploration
Sep 20, 2017
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Materials scientist Nobuhiko Kobayashi wasn't quite sure why the astronomer he met at a wine-tasting several years ago was so interested in his research, but as he learned more about telescope mirrors it began to make sense.
Space Exploration
Sep 19, 2017
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Assembly of the next great space observatory, the James Webb Space Telescope (JWST), is now underway at NASA's Goddard Space Flight Center. Launch target: 2018.
Space Exploration
Apr 11, 2016
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The sole secondary mirror that will fly aboard NASA's James Webb Space Telescope was installed onto the telescope at NASA's Goddard Space Flight Center in Greenbelt, Maryland, on March 3, 2016.
Space Exploration
Mar 7, 2016
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Now that Japan's Hitomi spacecraft is safely in orbit, a team of NASA scientists is now ready to begin gathering data about the high-energy universe with an advanced instrument that carries never-before-flown technologies.
Space Exploration
Feb 24, 2016
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