Question: what are the different parts of the iss?
Answer: The ISS is made up of 16 pressurized modules: four Russian modules (Pirs, Zvezda, Poisk and Rassvet), nine US modules (Zarya, BEAM, Leonardo, Harmony, Quest, Tranquility, Unity, Cupola, and Destiny), two Japanese modules (the JEM-ELM-PS and JEM-PM) and one European module (Columbus).