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Only 3 nations can independently sustain human spacewalks in 2026 — the U.S., Russia, and China.
| Attribute | ![]() 🇺🇸 USA Trust: Agency-primaryⓘ Last verified Active · Last updated 2026-06-08Remove × | ||
|---|---|---|---|
| Agency | 🇷🇺 Soviet Space Program | 🇺🇸 NASA | 🇷🇺 Soviet Space Program |
| Country | USSR | USA | USSR |
| Manufacturer | NPP Zvezda | David Clark Company | NPP Zvezda |
| Type | EVA | IVA | EVA |
| Status | Retired | Active | Cancelled |
| Program | Soyuz (crew transfer) | Artemis / Orion spacecraft | Soviet Lunar Program (N1/L3) |
| Era | 1969–1969 | 2022–present | 1967–1974 |
| Weight | 22 kg | — | 90 kg |
| Max EVA Duration | ~2 hours | — | 10 hours ↑ Longest |
| Operating Pressure | ~5.8 psi pure O₂ | 0.5–8 psi differential O₂ | 5.8 psi pure 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.