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 | |||
|---|---|---|---|
| Agency | 🇷🇺 Soviet Space Program | 🇷🇺 Soviet Space Program | 🇺🇸 NASA |
| Country | USSR | USSR | USA |
| Manufacturer | NPP Zvezda | NPP Zvezda | ILC Dover + NASA JSC |
| Type | EVA | IVA | EVA |
| Status | Retired | Retired | Retired |
| Program | Voskhod 2 | Vostok | Advanced Exploration Systems (AES) — next-gen EVA prototype |
| Era | 1965–1965 | 1961–1963 | 2014–2016 |
| Weight | 41.5 kg | 20 kg | 48 kg |
| Max EVA Duration | ~45 min ↑ Longest | — | — |
| Operating Pressure | 3.9–5.8 psi pure O₂ | 3.9–4.4 psi pure O₂ | ~4.3 psi test |
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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.