The International Space Station in its 2026 configuration: 1,228 nodes and 1,495 selectable parts across 16 systems (modules, structure & power, robotics, external payloads, visiting vehicles). A 0–100% radial explode view from the station’s centre of mass, a full-to-hidden hull cutaway, eight preset views including a Cupola view of Earth — and a 1998 → 2026 → 2031 assembly timeline with 78 missions and 223 events, steppable mission by mission.