A planet with the same mass as Earth could have an escape speed smaller than the escape speed from Earth if it had a:

Question

Quizplus · Accepted Answer

The escape speed from a planet depends on both its mass and radius. For a planet with the same mass as Earth, having a larger radius would mean that the surface is further from the center of mass, reducing the escape speed due to the inverse square law of gravitation.

A Planet with the Same Mass as Earth Could Have