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Uncovering a Hot sub-Neptune’s Atmosphere

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About the Video

Duration: 2m 6s
Last Updated: 05/19/2025
Uploaded: 05/19/2025

Produced by the Space Telescope Science Institute’s Office of Public Outreach in collaboration with NASA’s Universe of Learning partners: Caltech/IPAC, Center for Astrophysics | Harvard & Smithsonian, and NASA Jet Propulsion Laboratory.

Video imagery:

  • Artist’s concept of warm sub-Neptune exoplanet GJ 1214 b: NASA, ESA, CSA, Dani Player (STScI)
  • Artist’s concept of hot sub-Neptune exoplanet TOI-421 b: NASA, ESA, CSA, Dani Player (STScI)
  • Hot sub-Neptune exoplanet TOI-421 b spectrum graphic: NASA, ESA, CSA, Joseph Olmsted (STScI)

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All narration is presented in text form within the video. In addition, a full transcript will be available in the Library in the near future. Check back soon!