NASA Webb TelescopeVerified account

@NASAWebb

NASA's James Webb Space Telescope will and show us things we've never seen before.

webb.nasa.gov
Joined April 2009
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  1. Pinned Tweet
    3 hours ago

    For years, we’ve been answering the question: When will launch? This morning, we answered that for the last time! Next up: Where is Webb? We’ve got an answer for that, too! See where Webb is on its million mile journey to :

    Arianespace's Ariane 5 rocket launches with NASA’s James Webb Space Telescope onboard, Saturday, Dec. 25, 2021, from the ELA-3 Launch Zone of Europe’s Spaceport at the Guiana Space Centre in Kourou, French Guiana. 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. Photo Credit: (NASA/Bill Ingalls)
    157 replies 1,834 retweets 9,125 likes
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  2. 1 hour ago

    What was it like in the Mission Operations Center at when we launched the world’s most powerful space telescope? Relive this historic moment through Dr. Jane Rigby, our Webb operations project scientist at : 🚀 ✨

    Launch teams monitor the countdown to the launch of Arianespace's Ariane 5 rocket carrying NASA’s James Webb Space Telescope, Saturday, Dec. 25, 2021, in the Jupiter Center at the Guiana Space Center in Kourou, French Guiana.
    42 replies 251 retweets 2,159 likes
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  3. Retweeted
    3 hours ago

    Merry Christmas! We got you a new telescope. The James Webb Space Telescope launched today, beginning a one-million-mile journey to see 13.5 billion years into the past. Follow and join the quest to :

    457 replies 5,903 retweets 24,228 likes
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  4. Retweeted
    4 hours ago

    LIVE NOW: With now safely cruising on its own to , get a post-launch update from Europe's Spaceport in Kourou, French Guiana.

    70 replies 697 retweets 3,886 likes
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  5. 4 hours ago

    is safely in space with its solar array drawing power from the Sun! Its reaction wheels will keep the spacecraft pointed in the right direction so that its sunshield can protect the telescope from radiation and heat:

    Solar Arrays Deployed
    231 replies 3,559 retweets 13,703 likes
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  6. Retweeted
    5 hours ago

    Here it is: humanity’s final look at as it heads into deep space to answer our biggest questions. Alone in the vastness of space, Webb will soon begin an approximately two-week process to deploy its antennas, mirrors, and sunshield.

    Separation
    697 replies 12,497 retweets 39,386 likes
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  7. 5 hours ago

    ’s solar array has successfully deployed, and Webb’s batteries are charging up ⚡

    182 replies 3,126 retweets 18,822 likes
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  8. 5 hours ago

    has now separated from the upper stage. The observatory is flying on its own! We’re getting our last view of the telescope, but it’s only the beginning of what Webb will help humanity see:

    135 replies 1,204 retweets 7,165 likes
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  9. 5 hours ago

    The main engines of Webb’s rocket have cut off, and the main stage has now separated. The upper stage has ignited and will burn for about 16 minutes. At cutoff, Webb will be moving 25,000 miles per hour (relative to Earth)!

    61 replies 677 retweets 4,544 likes
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  10. 5 hours ago

    ’s fairing has been jettisoned, revealing the telescope for the first time in space! Also, we have successfully received telemetry from the observatory.

    37 replies 711 retweets 3,457 likes
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  11. 5 hours ago

    Here is that moment, preserved for posterity!

    49 replies 1,460 retweets 5,783 likes
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  12. Retweeted
    5 hours ago

    We have LIFTOFF of the Space Telescope! At 7:20am ET (12:20 UTC), the beginning of a new, exciting decade of science climbed to the sky. Webb’s mission to will change our understanding of space as we know it.

    Liftoff
    582 replies 10,268 retweets 32,612 likes
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  13. 5 hours ago

    The two solid rocket boosters have separated from the rocket carrying . They will fall back to Earth and land safely in the ocean.

    21 replies 295 retweets 2,222 likes
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  14. 5 hours ago

    3...2...1… The boosters have ignited, and we have liftoff at Europe’s Spaceport in French Guiana! is now on its way to its new home a million miles from Earth, where it will in ways we’ve never seen before. 🚀 💫

    133 replies 1,853 retweets 9,178 likes
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  15. 5 hours ago

    ’s rocket is now on internal power and in its final launch configuration. We’ve had a final weather forecast, and all systems are go for launch to in less than 10 minutes at 7:20 am ET (12:20 UTC):

    Launch teams monitor the countdown to the launch of Arianespace's Ariane 5 rocket carrying NASA’s James Webb Space Telescope, Saturday, Dec. 25, 2021, in the Jupiter Center at the Guiana Space Center in Kourou, French Guiana. 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. Photo Credit: (NASA/Bill Ingalls)
    63 replies 607 retweets 2,921 likes
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  16. Retweeted
    6 hours ago

    Desplegando el universo: El lanzamiento del Telescopio espacial James Webb

    45 replies 935 retweets 1,911 likes
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  17. 6 hours ago

    Rocket: fueled ✅ Webb’s launch vehicle, an rocket, is all fueled up. Launch is still scheduled for no earlier than 7:20 am ET (12:20 UTC). Read more:

    Arianespace's Ariane 5 rocket with NASA’s James Webb Space Telescope onboard, is seen at the launch pad, Thursday, Dec. 23, 2021, at Europe’s Spaceport, the Guiana Space Center in Kourou, French Guiana. 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. Photo Credit: (NASA/Bill Ingalls)
    86 replies 885 retweets 4,397 likes
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  18. 6 hours ago

    This is it: our last moments before the Webb telescope, an international partnership between , , & , takes off to . Join people from around the world in wishing us luck for our launch below! 👇

    Good Luck Webb! (#2)
    People from around the world are wishing the James Webb Space Telescope good luck! How do you say "good luck" in your language?
    57 replies 230 retweets 1,411 likes
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  19. Retweeted
    7 hours ago

    LIVE NOW: Watch , the world’s most powerful space telescope, launch on a mission to . 🚀 With its 7:20am ET (12:20 UTC) liftoff, Webb will usher in a new era of astronomy. Have questions? Drop them below.

    547 replies 4,321 retweets 9,539 likes
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  20. Retweeted
    7 hours ago

    ⏳¡Empezó el reloj del conteo regresivo / cuenta atrás! A menos de dos horas del despegue, las condiciones meteorológicas son favorables. Nuestro programa empieza en menos de una hora, a las 6:30 am EST / 11:30 UTC 📺

    Monitors show the current status ahead of the launch of Arianespace's Ariane 5 rocket carrying NASA’s James Webb Space Telescope, Saturday, Dec. 25, 2021, in the Jupiter Center at the Guiana Space Center in Kourou, French Guiana. Photo Credit: (NASA/Bill Ingalls)
    ⏳ The launch countdown clock has started! With about 2 hours left to go, weather conditions are looking favorable: 📺 Our live broadcast starts in less than 1 hour:
    1 reply 74 retweets 307 likes
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