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Swift X-ray Telescope View of Exoplanet HD 189733b’s Host Star

Swift X-ray Telescope View of Exoplanet HD 189733b's Host Star
Strong X-ray emission makes the host star of HD 189733b stand out in this view from Swift X-Ray Telescope. The image combines data from Sept. 13 and 14, 2011, and is 6 arcminutes across.
  • Object Name
    Object NameA name or catalog number that astronomers use to identify an astronomical object.
    HD 189733b
  • Release Date
    June 28, 2012
  • Science Release
    Hubble, Swift Detect First-Ever Changes in an Exoplanet Atmosphere
    Read the release

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Related Images & Videos

Exoplanet HD 189733b (Artist's Illustration)

Exoplanet HD 189733b (Artist's Illustration)

This artist's rendering illustrates the evaporation of HD 189733b's atmosphere in response to a powerful eruption from its host star. NASA's Hubble Space Telescope detected the escaping gases and NASA's Swift satellite caught the stellar flare.

Swift Telescope View of Exoplanet HD 189733b's Host Star

Swift Telescope View of Exoplanet HD 189733b's Host Star

Swift's Ultraviolet/Optical Telescope captured images of HD 189733b's host star on Sept. 14, 2011. The image is 6 arcminutes across.

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Last Updated
Feb 17, 2025
Contact
Media

Claire Andreoli
NASA’s Goddard Space Flight Center
Greenbelt, Maryland
claire.andreoli@nasa.gov

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