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Composition determines density. A rocky planet would block less light than a gas giant planet of the same mass, because it would be denser and therefore smaller
by captaincrowbar 8y ago
Composition determines density. A rocky planet would block less light than a gas giant planet of the same mass, because it would be denser and therefore smaller.
- gmjoe 8y agoBut does density have to do with anything Kepler measures? Since it only measures how much light decreases, I assumed it's only measuring planet size, and that we're totally ignorant about planet mass and density?