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1. science.nasa.gov › mission › webbFact Sheet - NASA Science

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   Dec 25, 2021 · Key Facts. Launch Date. December 25, 2021 07:20am EST (2021-12-25 12:20 GMT/UTC) Launch Vehicle. Ariane 5 ECA. Mission Duration. 5 - 10 years. Total Payload Mass. Approx 6200 kg, including observatory, on-orbit consumables and launch vehicle adaptor.

2. www.jwst.nasa.govJames Webb Space Telescope - NASA Science

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   The James Webb Space Telescope is a giant leap forward in our quest to understand the Universe and our origins. Webb is examining every phase of cosmic history: from the first luminous glows after the Big Bang to the formation of galaxies, stars, and planets to the evolution of our own solar system.

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3. www.space.com › 21925-james-webb-space-telescopeJames Webb Space Telescope (JWST) — A complete guide

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   Apr 27, 2023 · Primary mirror size: 21.3 feet (6.5 meters) across. Sunshield: 69.5 ft by 46.5 ft (22 meters x 12 meters). Mass: 14,300 lbs (6,500 kg). The James Webb Space Telescope (JWST) is the largest...

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4. webbtelescope.org › news › milestonesMission Timeline - Webb

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   Launch of the James Webb Space Telescope DECEMBER 25, 2021: At 7:20 a.m. EST, Webb launches from the Guiana Space Centre (Le Centre Spatial Guyanais, CSG) in Kourou, French Guiana, onboard an Ariane 5 rocket provided by the European Space Agency.

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5. www.nasa.gov › solar-system › nasas-webb-telescopeNASA's Webb Telescope Launches to See First Galaxies, Distant ...

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   Dec 25, 2021 · The James Webb Space Telescope (sometimes called JWST or Webb) is a large infrared telescope with a 21.3 foot (6.5 meter) primary mirror. The observatory will study every phase of cosmic history—from within our solar system to the most distant observable galaxies in the early universe.

6. blogs.nasa.gov › webb › 2022/01/0January 2022 – James Webb Space Telescope - NASA Blogs

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   Jan 31, 2022 · On Monday, Jan. 24, engineers plan to instruct NASA’s James Webb Space Telescope to complete a final correction burn that will place it into its desired orbit, nearly 1 million miles away from the Earth at what is called the second Sun-Earth Lagrange point, or “L2” for short.

7. People also ask

   How big is the James Webb Space Telescope?

   • Primary mirror size: 21.3 feet (6.5 meters) across. Sunshield: 69.5 ft by 46.5 ft (22 meters x 12 meters). Mass: 14,300 lbs (6,500 kg). The James Webb Space Telescope (JWST) is the largest and most powerful space telescope to date.

   James Webb Space Telescope (JWST) — A complete guide

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   What is the James Webb Telescope (JWST)?

   • JWST will also look at exoplanets previously identified by the Kepler Space Telescope and follow up on real-time observations from ground space telescopes. The James Webb Telescope is the product of an impressive international collaboration between NASA, the European Space Agency (ESA), and the Canadian Space Agency.

   James Webb Space Telescope (JWST) — A complete guide

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   Is the James Webb Space Telescope the'science thing of the year'?

   • Now, two of the world's most prestigious science journals cement the James Webb Space Telescope position as "the science thing of the year." Editors of the journal Science selected the James Webb Space Telescope from a pool of candidates, which also included NASA's asteroid-deflection mission DART, as the Science Breakthrough of 2022.

   James Webb Space Telescope is the science breakthrough of 2022 | Spa…

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   When did NASA's James Webb Telescope launch?

   • NASA's James Webb Telescope launched on December 25, 2021 on an Ariane 5 rocket from Europe's Spaceport in French Guiana, on the northern coast of South America. Credit: NASA, Bill Ingall's (NASA). NASA’s James Webb Space Telescope launched at 7:20 a.m. EST on an Ariane 5 rocket from Europe's Spaceport in French Guiana, South America.

   Mission Timeline | Webb - WebbTelescope.org

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8. www.space.com › james-webb-space-telescope-scienceJames Webb Space Telescope is the science breakthrough of ...

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   Dec 15, 2022 · Editors of the journal Science selected the James Webb Space Telescope from a pool of candidates, which also included NASA's asteroid-deflection mission DART, as the Science Breakthrough of...