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What Webb Learns from Light

NASA's James Webb Space Telescope collects far more than stunning images — about 75% of its observations produce a powerful type of data called spectra. In this video, learn how Webb uses spectra to uncover extraordinary details about the universe, from the chemical makeup of distant galaxies to weather patterns on planets beyond our solar system.

  • Release Date
    April 22, 2026
  • Credit
    Video: NASA, ESA, CSA, STScI, Danielle Kirshenblat (STScI); Designer: Leah Hustak (STScI); Script Writer: Danielle Kirshenblat (STScI); Project Scientist: Christopher Britt (STScI); Education/Outreach Advisor: Alexander Cotnoir (STScI); Technical Specialists: Gregory Bacon (STScI), Margaret Carruthers (STScI), Quyen Hart (STScI); Narration: Ralf Crawford (STScI); Music: UMG

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Details

Last Updated
Apr 22, 2026
Location
NASA Goddard Space Flight Center
Contact
Media

Laura Betz
NASA’s Goddard Space Flight Center
Greenbelt, Maryland
laura.e.betz@nasa.gov

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