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National Aeronautics and Space Administration
Domeniu: Aerospace
Number of terms: 16933
Number of blossaries: 2
Company Profile:
The Executive Branch agency of the United States government, responsible for the nation's civilian space program and aeronautics and aerospace research.
Mass per unit volume. For example, the density of water can be stated as 1 gram/cm3.
Industry:Aerospace
The measure of a celestial body's apparent height above or below the celestial equator.
Industry:Aerospace
Db, an expression of ratio (see db, above). One tenth of a Bel. See NIST website for further definition.
Industry:Aerospace
The cloud of diffuse material surrounding the nucleus of a comet.
Industry:Aerospace
Small bodies composed of ice and rock in various orbits about the sun.
Industry:Aerospace
A configuration in which two celestial bodies have their least apparent separation.
Industry:Aerospace
Two-way communications mode wherein the spacecraft generates its downlink frequency based upon the frequency of the uplink it receives.
Industry:Aerospace
Geostationary orbit.
Industry:Aerospace
For technical definition, please follow this link to the U.S. Naval Observatory Astronomical Applications website.
Industry:Aerospace
In telemetry, one particular measurement to which changing values may be assigned. See Chapter 10.
Industry:Aerospace