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National Aeronautics and Space Administration
Industrie: 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.
First planet from the sun, a terrestrial planet.
Industry:Aerospace
Great circles that pass through both the north and south poles, also called lines of longitude.
Industry:Aerospace
Time based on an average of the variations caused by Earth's non-circular orbit. The 24-hour day is based on mean solar time.
Industry:Aerospace
A fundamental property of an object comprising a numerical measure of its inertia; the amount of matter in the object. While an object's mass is constant (ignoring Relativity for this purpose), its weight will vary depending on its location. Mass can only be measured in conjunction with force and acceleration.
Industry:Aerospace
A microwave travelling wave tube amplifier named for its process of Microwave Amplification by Stimulated Emission of Radiation. Compare with Laser. In the Deep Space Network, masers are used as low-noise amplifiers of downlink signals, and also as frequency standards.
Industry:Aerospace
Fourth planet from the sun, a terrestrial planet.
Industry:Aerospace
The maximum diameter of an ellipse.
Industry:Aerospace
Great circles that pass through both the north and south poles, also called meridians.
Industry:Aerospace
Time adjusted for location around the Earth or other planets in time zones.
Industry:Aerospace
The larger of two small galaxies orbiting nearby our Milky Way galaxy, which are visible from the southern hemisphere.
Industry:Aerospace