Home > Progress in Space > New class of planets – GJ 1214 b

New class of planets – GJ 1214 b

The definition of planets has to be extended due to a press release from Harvard-Smithonian center of astrophysics. In short: There are three different types of planets: rocky, terrestrial worlds (Mercury, Venus, Earth, and Mars), gas giants (Jupiter and Saturn), and ice giants. A recent measurement requires to add water planets to our definition since it has been shown that GJ 1214 b consists of more than 50 % water and has a dense atmosphere.

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Categories: Progress in Space
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