- Industry: 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.
One of billions of systems, each composed of numerous stars, nebulae, and dust.
Industry:Aerospace
A closed plane curve generated in such a way that the sums of its distances from the two fixed points (the foci) is constant.
Industry:Aerospace
A multiplier, x1018 from the Greek "hex" (six, the "h" is dropped). The reference to six is because this is the sixth multiplier in the series k, M, G, T, P, E. See the entry for CGPM.
Industry:Aerospace
The effect on frequency imposed by relative motion between transmitter and receiver. See Chapter 6.
Industry:Aerospace
Db, an expression of ratio (see db, above). One tenth of a Bel. See NIST website for further definition.
Industry:Aerospace
Two-way communications mode wherein the spacecraft generates its downlink frequency based upon the frequency of the uplink it receives.
Industry:Aerospace
In telemetry, one particular measurement to which changing values may be assigned. See Chapter 10.
Industry:Aerospace
The inward acceleration of a body revolving around another body.
Industry:Aerospace
