Why Are We Unlikely to Find Earth- Like Planets Around

question 79

Multiple Choice

Why are we unlikely to find Earth- like planets around halo stars in the Galaxy?

• A)Halo stars formed from gas containing few heavy elements, the elements needed to create terrestrial planets like the Earth.
• B)Halo stars formed directly from gas in the halo without forming a planetary disk.
• C)Halo stars formed from gas containing lots of heavy elements and few of the light elements needed to create terrestrial planets like the Earth.
• D)Planets around stars are extremely rare in our Galaxy.
• E)Halo stars are all very low mass stars that cannot hold onto planets.

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