ESA Science & Technology - JWST
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News
James Webb Space Telescope to launch in October 2021
The launch of the NASA/ESA/CSA James Webb Space Telescope (Webb) on an Ariane 5 rocket from Europe's Spaceport in French Guiana is now planned for 31 October 2021.
Announcements
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From Our Partners
NASA's James Webb Space Telescope completes final functional tests to prepare for launch
February marked significant progress for NASA’s James Webb Space Telescope, which completed its final functional performance tests at Northrop Grumman in Redondo Beach, California.
NASA's Webb Sunshield Successfully Unfolds and Tensions in Final Tests
Lengthened to the size of a tennis court, the five-layer sunshield of NASA's fully assembled James Webb Space Telescope successfully completed a final series of large-scale deployment and tensioning tests. This milestone puts the observatory one step closer to its launch in 2021.
NASA's James Webb Space Telescope completes comprehensive systems test
Now that NASA's James Webb Space Telescope has been assembled into its final form, testing teams seized the unique opportunity to perform a critical software and electrical analysis on the entire observatory as a single, fully connected vehicle.
Tower Extension Test a success for NASA's James Webb Space Telescope
To test the James Webb Space Telescope's readiness for its journey in space, technicians successfully commanded it to deploy and extend a critical part of the observatory known as the Deployable Tower Assembly.