A toilet for a zero-gravity condition, having: a seat (120) extending from a first end to a second end, and from a first side to a second side; a leg rest (180) at the first end of the seat (120) that is level with the seat (120); a backrest (190) at the second end of the seat (120) that extends away from the seat (120), toward an outer end of the toilet, a first sidewall (210) at the first side of the seat (120) and a second sidewall at the second side of the seat (120), the sidewalls extend away from the seat (120) toward the outer end of the toilet; a basin (230) extending away from the seat (120) toward an inner end of the toilet; a first inflatable member extending about the leg rest (180), the sidewalls and the backrest (190), the first inflatable member is configured to inflate against a back, sides and under legs of a person seated against the seat.