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You can function normally in low gravity or zero gravity.

'''Prerequisites''': Dexterity 13, Tumble 4 ranks.

'''Benefits''': You take no penalty on attack rolls in low-gravity or zero-gravity environments. In addition, you do not suffer the debilitating effects of space sickness.

'''Normal''': Without this feat, you take a –4 penalty on attack rolls while operating in zero-gravity environments, or a –2 penalty on attack rolls while operating in low-gravity environments. In addition, you are subject to the effects of Space Adaptation Syndrome, also known as space sickness.