Select all that apply. Prior to the Kepler mission, the vast majority of extraso

ID: 120112 • Letter: S

Question

Select all that apply. Prior to the Kepler mission, the vast majority of extrasolar planets discovered were Jupiter-like planets in orbits that bring them very close to their parent stars, implying:

A. Stellar systems like our own must be rare.

B. Stellar systems like our own might be rare, but probably not since our technology was very sensitive to massive planets that pass very close to their parent stars, but much less sensitive to stellar systems like our own.

C. There might be two classes of stellar systems: Ones in which the Jovian planets migrate inward to the inner stellar system and ones in which they do not.

Explanation / Answer

Prior to Kepler's Mission.

C. There might be two classes of stellar systems: Ones in which the Jovian planets migrate inward to the inner stellar system and ones in which they do not.

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Select all that apply. Prior to the Kepler mission, the vast majority of extraso

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