stonger
Pluto has a weaker gravity than Earth. In fact, Pluto has a weaker gravity than Earth's moon.
Venus has weaker gravity than Earth. The surface gravity on Venus is about 91% of Earth's gravity.
Mars has a much weaker gravity than Earth.
Mercury has weaker gravity compared to Earth. Its surface gravity is about 38% of Earth's gravity.
The "surface gravity" is slightly less than on Earth.
weaker
It has much weaker gravity.
weaker
Weaker.
Weaker than Jupiter has, and stronger than the moon has.
It is stronger.
Stronger gravity than what? The gravity of Venus is stronger than that of the moon or of Mars, but weaker than that of Earth.