Why Are Massive Main-Sequence Stars Not Likely to Have Planets

question 27

Multiple Choice

Why are massive main-sequence stars not likely to have planets that contain life

• A)The life zones around these stars is too small.
• B)These stars would sweep away all of the material from which planets could form.
• C)These stars are too hot to allow water to exist as a liquid on any planets that might form.
• D)These stars are on the main sequence for too short a time to allow life to evolve.
• E)These stars are almost always binaries and planetary orbits are unstable around binaries.

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