We have begun to observe exoplanets not orbiting stars.How do we think they were formed?
A) They were formed around stars that died, cooled, and are no longer visible.
B) They were formed in dust clouds, as are stars, but in this case the star did not form.
C) They formed from free-floating planetesimals that had escaped from various solar systems.
D) They formed normally in solar systems but then were forced out by the gravitational influences of other masses.

Question

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The Answer of We have begun to observe exoplanets not orbiting stars.How do we think they were formed?
A) They were formed around stars that died, cooled, and are no longer visible.
B) They were formed in dust clouds, as are stars, but in this case the star did not form.
C) They formed from free-floating planetesimals that had escaped from various solar systems.
D) They formed normally in solar systems but then were forced out by the gravitational influences of other masses.

We Have Begun to Observe Exoplanets Not Orbiting Stars