Stellar flare on HD 189733A (artist’s impression)

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This artist’s impression shows a stellar flare on star HD 189733A, the parent star of exoplanet HD 189733b.

In this video, the surface of the star, which is around 80% the mass of the Sun, is animated based on observations of the Sun from the Solar Dynamics Observatory.


NASA, ESA, L. Calçada, Solar Dynamics Observatory

About the Video

Release date:28 June 2012, 15:00
Related releases:heic1209

About the Object

Name:HD 189733A
Type:• X - 3D Animations Videos
• X - Extrasolar Planets Videos
• X - HD Videos


Large QT
2.2 MB


Video Podcast
1.7 MB
Medium MPEG-1
3.6 MB
Medium Flash
2.1 MB


Small Flash
1.0 MB
Small QT
522.2 KB

For Broadcasters

Broadcast SD
45.9 MB

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