- 行业: 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.
Communications mode consisting of downlink received from a spacecraft while uplink is being received at the spacecraft. See also coherent.
Industry:Aerospace
For technical definition, please follow this link to the U.S. Naval Observatory Astronomical Applications website.
Industry:Aerospace
The angular distance of a point in an orbit past the point of periapsis, measured in degrees.
Industry:Aerospace
For technical definition, please follow this link to the U.S. Naval Observatory Astronomical Applications website.
Industry:Aerospace
Device for changing one kind of energy into another, typically from heat, position, or pressure into a varying electrical voltage or vice-versa, such as a microphone or speaker.
Industry:Aerospace
An upper stage developed by Martin Marietta for Orbital Sciences Corporation during the late 1980s and early 1990s. The TOS was designed to be a lower-cost alternative to Inertial Upper Stage and Centaur upper stages. The TOS was designed to be deployed by the Titan 34D, Commercial Titan III and Space Shuttle.
Industry:Aerospace
Coherent communications mode wherein a DSS receives a downlink whose frequency is based upon the frequency of an uplink provided by another DSS.
Industry:Aerospace
A multiplier x1012, from the Greek teras (monster). See the entry for CGPM.
Industry:Aerospace
