Of course, we may yet go back to the moon, if only to use its light gravity to help us reach Mars.

The light gravity gave her feet no purchase whatsoever on the floor.

And, uh, the light gravity here means that he has more energy, of course.

The slightly lighter gravity would be making him a little more comfortable, too.

In the light gravity it might have been possible.

In the lighter gravity, he was easily able to support her.

Even a light gravity might be able to do it.

In the light gravity he went up a tremendous distance, perhaps forty feet or more and then down.

Now he sat back down, heavily in spite of the light gravity.

Already in this light gravity you are taller and more lightly built.