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Do the gas giant planets have discernible surfaces? If so, would they support objects? | Astronomy.com

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FROM THE February 2014 ISSUE

Do the gas giant planets have discernible surfaces? If so, would they support objects?

Al Kuyper, Clive, Iowa

Published: Monday, December 30, 2013

RELATED TOPICS: JUPITER | SATURN

Jupiter

Gas giants like Jupiter and Saturn do not have solid surfaces in the sense that if you dropped in a penny, it would never land with a “clink.” These bodies are mostly composed of hydrogen at temperatures above the “critical point” for hydrogen, meaning there is no sharp boundary between solid, liquid, and gas regions.

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