Rick says Earth's TV signals take light-years to reach Birdperson's planet.
However, a light-year is a unit of distance, not time. As a scientist, Rick should know this and use the term correctly.
However, a light-year is a unit of distance, not time. As a scientist, Rick should know this and use the term correctly.
The planet which Rick and family finally decides to stay is too small to have a strong enough gravity to hold them to the surface, however it may have a higher mass which would account for the increased gravity in relation to its size.