---
kind: "unit"
title: "42"
title_heading: "The Public Health and Welfare"
key: "ch159"
level: "chapter"
label: "Chapter 159"
heading: "Space Exploration, Technology, and Science"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/42/ch159"
sections_count: 45
---

# Chapter 159 — Space Exploration, Technology, and Science

Title 42 — The Public Health and Welfare

## Sections

- [§18301. Findings](/usc/42/18301.md)
- [§18302. Definitions](/usc/42/18302.md)

## Contents

- [Subchapter I — Policy, Goals, and Objectives for Human Space Flight and Exploration](/usc/42/ch159-schI.md)
- [Subchapter II — Expansion of Human Space Flight Beyond the International Space Station and Low-Earth Orbit](/usc/42/ch159-schII.md)
- [Subchapter III — Development and Use of Commercial Crew and Cargo Transportation Capabilities](/usc/42/ch159-schIII.md)
- [Subchapter IV — Continuation, Support, and Evolution of the International Space Station](/usc/42/ch159-schIV.md)
- [Subchapter V — Space Shuttle Retirement and Transition](/usc/42/ch159-schV.md)
- [Subchapter VI — Earth Science](/usc/42/ch159-schVI.md)
- [Subchapter VII — Space Science](/usc/42/ch159-schVII.md)
- [Subchapter VIII — Aeronautics and Space Technology](/usc/42/ch159-schVIII.md)
- [Subchapter IX — Education](/usc/42/ch159-schIX.md)
- [Subchapter X — Re-Scoping and Revitalizing Institutional Capabilities](/usc/42/ch159-schX.md)
- [Subchapter XI — Other Matters](/usc/42/ch159-schXI.md)