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US Code · Through Public Law 119-103 (09/02/2026)

51 U.S.C. § 20162: Definition of upper atmosphere

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Where this section sits in the code
  1. Title 51—NATIONAL AND COMMERCIAL SPACE PROGRAMS
  2. CHAPTER 201—NATIONAL AERONAUTICS AND SPACE PROGRAM

In this subchapter, the term “upper atmosphere” means that portion of the Earth’s sensible atmosphere above the troposphere.

Collected 2026-09-10T06:01:20Z. Source file · JSON

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