After about an hour of being beyond the pull of Earth's gravity, Glenn reported he felt fine.

VOA: special.2009.06.17

They moved easily and quickly, because the moon's gravity is six times less than Earth's.

VOA: special.2009.07.15

He quickly learns that gravity on Mars is much less than on Earth.

VOA: special.2010.07.17

When Shepard did hit the golf balls, they traveled "for miles and miles," as he reported, because the gravity on the moon is one-sixth of the gravity on Earth.

VOA: special.2011.05.15

My muscles were used to the gravity of Earth.

VOA: special.2010.07.10