Webb Space Telescope Mirror Segment Deployments Complete
Last week, the Webb team began moving the observatory’s individual mirror segments out of their launch positions. Today, we hear from Erin Wolf, Webb program…
James Webb Space Telescope
Read the latest news on the James Webb Space Telescope, the large, space-based observatory that will complement and extend the discoveries of the Hubble Space Telescope. With its 6.5-meter primary mirror, Webb offers longer wavelength coverage and vastly improved sensitivity, allowing it to look further back in time to view the first galaxies that formed in the early universe and to peer inside dust clouds where stars and planets are forming today.
Science With the Webb Space Telescope – What Questions Will It Answer?
Webb’s science goals cover a very broad range of themes, and will tackle many open questions in astronomy. They can be divided into four main…
Webb Space Telescope Will “Revolutionize Our Understanding” of the Universe
On December 25, the largest and most powerful space telescope ever constructed by NASA was successfully launched from Earth. With unprecedented technology, the James Webb…
James Webb Space Telescope: Mirror, Mirror…On Its Way!
With major deployments complete, Webb continues its journey to its final halo orbit around L2. In the meantime, there are several smaller deployments in the…
How the Webb Space Telescope Could Ultimately Help Protect Earth
UC Riverside astrophysicist explains the science. The James Webb Space Telescope, the most complex and expensive space laboratory ever created, is less than two weeks…
Webb Space Telescope Begins Its Months-Long Mirror Alignment
Webb has begun the detailed process of fine-tuning its individual optics into one huge, precise telescope. Engineers first commanded actuators – 126 devices that will…
Follow the Next Steps in the Webb Space Telescope’s Journey
After two weeks of complex structural deployments, Webb has passed a major milestone and is now fully unfolded in space. For insight on what to expect…
Webb Space Telescope Deployment Complete – “Complex but Impressive Engineering Masterpiece”
On January 8, the James Webb Space Telescope team successfully fully deployed its iconic 6.4-meter, gold-coated primary mirror, completing the final stage of all major…
Incredible Milestone: NASA’s Webb Telescope Successfully Completes Deployment in Space
NASA’s James Webb Space Telescope team fully deployed its 21-foot, gold-coated primary mirror, successfully completing the final stage of all major spacecraft deployments to prepare…
Hubble Lends a Helping Hand to NASA’s James Webb Space Telescope
Far above rain clouds, light pollution, and atmospheric distortion, NASA’s Hubble Space Telescope has a clear view of the universe. It has shown us distant…
Webb Space Telescope: First of Two Primary Mirror Wings Unfolds
Webb’s iconic primary mirror is taking its final shape. Today, the first of two primary mirror wings, or side panels, was deployed and latched successfully….
James Webb Space Telescope Primary Mirror Deployment Has Begun
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…
Webb Space Telescope’s Specialized Heat Radiator Deployed Successfully
At about 8:48 a.m. EST, a specialized radiator assembly necessary for Webb’s science instruments to reach their required low and stable operating temperatures deployed successfully….
Must-See Video Series: The Webb Telescope Journey to Space
This is the beginning of the James Webb Space Telescope’s journey to space! It started with engineers packing the telescope into the protective transport container….
James Webb Space Telescope Successfully Deploys Secondary Mirror – “Another Banner Day for JWST!”
Today, Webb teams successfully deployed the observatory’s secondary mirror support structure. When light from the distant universe hits Webb’s iconic 18 gold primary mirrors, it…
Webb Telescope MIRI Instrument Marks a First Milestone in Space
While the Webb team was tensioning the sunshield, other activities were also taking place among the instruments. One milestone: unlocking the Mid-Infrared Instrument (MIRI) Contamination…
James Webb Space Telescope Secondary Mirror Deployment Begins Tomorrow
Update: James Webb Space Telescope Successfully Deploys Secondary Mirror As expected, the Webb original deployments timeline has changed over time. Sunshield tensioning was completed today,…
NASA’s Webb Space Telescope Successfully Deploys 70-Foot Sunshield – Here’s What’s Next
The James Webb Space Telescope team has fully deployed the spacecraft’s 70-foot sunshield, a key milestone in preparing it for science operations. The sunshield –…