Pick up to 4 spacesuits to compare side-by-side. State lives in the URL — share the link and the comparison loads exactly as you left it.
Only 3 nations can independently sustain human spacewalks in 2026 — the U.S., Russia, and China.
| Attribute | ![]() 🇨🇳 China Trust: Agency-primaryⓘ Last verified Active · Last updated 2026-06-08Remove × | ||
|---|---|---|---|
| Agency | 🇺🇸 NASA | 🇷🇺 Soviet Space Program | 🇨🇳 CNSA |
| Country | USA | USSR | China |
| Manufacturer | David Clark Company | NPP Zvezda | Chinese Academy of Space Technology (CAST) |
| Type | IVA | EVA | IVA |
| Status | Retired | Cancelled | Active |
| Program | Space Shuttle (STS-64 through STS-135) | Soviet Lunar Program (N1/L3) | Shenzhou; Tiangong CSS |
| Era | 1994–2011 | 1967–1974 | 2003–present |
| Weight | 15 kg | 90 kg | 10 kg |
| Max EVA Duration | — | 10 hours ↑ Longest | — |
| Operating Pressure | Full pressure rated to 30 km altitude | 5.8 psi pure O₂ | ~5.8 psi O₂ |
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33 spacesuits across 8 countries — active, retired, cancelled, and in development — with primary-source citations from agency technical documentation. Pure URL state: bookmark or share the link and the comparison reproduces exactly.