How do astronauts urinate wearing space suits?

As much as my knowledge goes, the astronauts do wear large absorbent diapers, generally known as Maximum Absorbency Garment (MAGs) in order to collect urine and feces in spacesuit. read more

By the time astronaut Gordon Cooper launched on the last Project Mercury flight in 1963, NASA had created a urine collection device that astronauts could wear inside the one-person spacecraft. Cooper's flight was not an easy one. read more

Just putting the whole thing on takes 45 minutes, after which the astronaut must spend another hour adapting to the lower pressure inside the suit. As you can imagine, with all the time it takes, there definitely is a need for some way to manage number 1 and number 2 (pee and poo, urine and feces, etc) until the job is over, the spacesuit is “doffed” (taken off) and a facility can be reached. read more