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Space Suit Types
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Orlan Space Suit
Russian-made suit used for spacewalks; has a rear-entry design. Specifications include a hard upper torso, operating pressure of 5.8 psi, and a life support system lasting up to 7 hours.
EMU (Extravehicular Mobility Unit)
Used by NASA astronauts for spacewalks; provides life support and mobility. Specifications include an operating pressure of 4.3 psi, primary life support of up to 8.5 hours, and secondary oxygen supply for 30 minutes.
Flight Suit
General term for suits worn by pilots and astronauts inside spacecraft; not designed for EVA. Provides minimal life support and usually integrates communication systems.
Z-series (Prototype)
NASA's prototype suit for future Mars missions; focuses on enhanced mobility and lower body flexibility. Specifications are pending as the design is still in development.
ACES (Advanced Crew Escape Suit)
Used by NASA Space Shuttle crews for launch and re-entry; orange color increases visibility. Specifications include an operating pressure of 3.5 psi, liquid cooling, and communication cap.
Mk III (Prototype)
Hard-shell prototype suit designed by NASA for advanced planetary EVAs; has greater range of motion. Specifications include a mix of hard and soft components and a hinged lower torso.
Constellation Space Suit System (CxPSS)
A canceled NASA space suit program aimed for Ares I and Ares V missions; the design was modular for both IVA and EVA. Was to include features such as improved life support and protection against lunar dust.
Sokol Space Suit
A Russian suit designed for Soyuz spacecraft crews during launch and re-entry; not suitable for spacewalks. Known for its white color and operating pressure of 5.8 psi.
XEMU (Exploration Extravehicular Mobility Unit)
NASA's planned next-generation suit for the Artemis moon missions. It features an advanced life support system, improved thermal protection, and a design that allows for a wide range of movement.
A7L Apollo & Skylab
Used during Apollo and Skylab missions; famous for its use on the lunar surface. Specifications include a layer for micrometeorite protection, water-cooling undergarment, and a life support backpack with oxygen, water, and power.
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