• The opening for solid waste is very small [in the space ship]. It's not toilet-bowl size. And aim is critical. To be honest with you, you don't know where your asshole is pointing within a small circumference.

    Mike Mullane: The opening for solid waste is very small [in the space ship]. It's not toilet-bowl size. And aim is critical. To be honest with you, you don't know where your asshole is pointing within a small circumference.
    Source: www.menshealth.com