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2.Which planet (including both exoplanets and our major planets) is the most

difficult to escape?

3.Which planet (including both exoplanets and our major planets) has the largest gravitational field, and which planet has the smallest gravitational field?

4.Which exoplanet is most like the earth? Justify your answer.


5.Which factor affects the escape speed? Mass and/or radius?



6. If one of the planets becomes a black hole, what would the escape speed be?

Top Answer

2) Jupiter. This planet has the escape velocity 59.5 km/s. This the larger planet in the... View the full answer

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