The Discovery That Jovian-Like Planets Are Common Around Other Stars

question 49

Multiple Choice

The discovery that Jovian-like planets are common around other stars and that gas and dust is swept out of the star's neighborhood early after the formation suggests that

• A) the Terrestrial planets must form earlier than the Jovian planets.
• B) all comets are much more massive than the Jovian planets.
• C) all asteroids had to have formed in planets which then exploded
• D) the Jovians may have formed directly very quickly,without the core accretion phase.
• E) the Jovians may have formed directly very very slowly,without the core accretion phase.

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