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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 | 🇮🇳 ISRO | 🇨🇳 CNSA | 🇺🇸 NASA |
| Country | India | China | USA |
| Manufacturer | Vikram Sarabhai Space Centre (VSSC), Thiruvananthapuram | CASIC Aerospace Life-Support Institute | David Clark Company |
| Type | IVA | EVA | IVA |
| Status | In Development | Active | Retired |
| Program | Gaganyaan | CSS Tiangong Space Station | Gemini (IVA missions 3–7) |
| Era | 2018–present | 2021–present | 1965–1966 |
| Weight | 5 kg | 120 kg | 7.3 kg |
| Max EVA Duration | — | 8 hours ↑ Longest | — |
| Operating Pressure | — | ~5.8 psi O₂ | 3.7 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.