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OCHMO Technical and Medical Brief Collections
1 min read

Technical Briefs are available for standards that offer technical data, background, and application notes for vehicle developers and medical professionals. These…

Jan 2, 2026
Encyclopedic Reference
Fundamentals of Human Health
12 min read

Astronauts traveling in space are faced with both common terrestrial and unique spaceflight-induced health risks. The primary focus of NASA…

Jan 2, 2026
Encyclopedic Reference
Vehicle Systems, Interfaces, Structure & Environmental Design
15 min read

Spaceflight vehicles designed for human habitability must follow design considerations that accommodate the daily functions of the astronauts living onboard,…

Jan 2, 2026
Encyclopedic Reference
Safety, History, Contingency, & Mishaps
6 min read

Safety of all systems and vehicles is a priority to protect human occupants participating in spaceflight missions. NASA heavily relies…

Jan 2, 2026
Encyclopedic Reference
Medical Operations and Clinical Care
9 min read

NASA emphasizes the importance of comprehensive astronaut health. Considerations for the protection of astronaut health span a continuum across a…

Jan 2, 2026
Encyclopedic Reference
OCHMO-TB-031 Exercise Overview
29 min read

The human cardiovascular and skeletal muscle systems have evolved to meet the challenges of upright posture in the Earth’s gravitational…

Aug 28, 2025
Topic
Human-Rating and NASA-STD-3001
3 min read

What is Human-Rating? Human-rating is a critical certification process that validates the safety, reliability, and suitability of space systems—including orbiters, launch…

Aug 15, 2025
Article
Human Rating Guidance
15 min read

Applying Human Rating to theNASA-STD-3001: An Overview NASA-STD-3001, NASA Spaceflight Human-System Standard Volume 1 and 2, establishes Agency-level technical requirements…

Aug 14, 2025
Topic
OCHMO-TB-004 Carbon Dioxide
17 min read

Relevant NASA-STD-3001 Technical Requirements Volume One Volume Two Background Main Symptoms of CO2 Toxicity (Hypercapnia) These symptoms represent potential side-effects…

May 20, 2025
Topic