Habitable Zone Finder (IMAGE)

Penn State

Habitable Zone Finder

Caption

The graphic shows habitable zone distances around various types of stars. Some of the known extrasolar planets that are considered to be in the habitable zone of their stars are also shown. On this scale, Earth-Sun distance is one astronomical unit, which is roughly 150 million kilometers. Click on the image for a higher resolution version.

Credit

Chester Herman

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