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Visible-light Color of Planets Plot
This plot compares the colors of solar system planets to the color of the hot-Jupiter-class planet HD 189733b. With the exception of Mars, the colors are primarily determined by the chemistry of the planets' atmospheres. Earth's blue atmosphere plus the blue tint of the oceans dominate our world's hue. HD 189733b's deep blue color is produced by silicate droplets, which scatter blue light in the 2,000-degree-Fahrenheit atmosphere.
- Release DateJuly 11, 2013
- Science ReleaseNASA’s Hubble Finds a True Blue Planet
- Credits
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Artist's View of Extrasolar Planet HD 189733b
This illustration shows a hot-Jupiter-class planet orbiting its yellow-orange star, HD 189733. NASA's Hubble Space Telescope measured the actual visible-light color of the planet, which is deep blue. This color is not due to the presence of oceans, but is caused by the effects...
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Last Updated
Feb 17, 2025
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Media
Claire Andreoli
NASA’s Goddard Space Flight Center
Greenbelt, MD
claire.andreoli@nasa.gov
