When is an object considered a planet?
To be considered a planet the object must have an orbit around a sun, have enough mass to form a mostly round shape, and must be the dominant gravitational force in the area with no other similarly sized objects that are not orbiting the object in question.
<START_INST>When is an object considered a planet?<END_INST><START_CTX><END_CTX><START_A>To be considered a planet the object must have an orbit around a sun, have enough mass to form a mostly round shape, and must be the dominant gravitational force in the area with no other similarly sized objects that are not orbiting the object in question.<END_A>