ISO/DIS 25978

Space environment (natural and artificial) — Earth standard atmosphere: ground level to 120 km for aerospace use

General information

40.99   Full report circulated: DIS approved for registration as FDIS   Aug 18, 2026

ISO

ISO/TC 20/SC 14 Space systems and operations

International Standard

49.140   Space systems and operations | 07.060   Geology. Meteorology. Hydrology

Scope

This document specifies the structure and properties of the Earth’s atmosphere from 30 km to 120 km for aerospace use. It provides internationally accepted empirical models that specify the details of the atmosphere. Additionally, it describes assimilative models widely used for meteorological forecasting. It also refers to widely-accepted physical models providing insight into the physical and chemical processes driving the response of the atmosphere

Life cycle

NOW

IN_DEVELOPMENT
ISO/DIS 25978
40.99 Full report circulated: DIS approved for registration as FDIS
Aug 18, 2026