Archives: Glossary Terms: 691 terms

Keyword file of events listing DSN station activity. Also known as DKF, DSN keyword file.

A range of microwave radio frequencies in the neighborhood of 1 to 2 GHz.

French mathematician and astronomer Joseph Louis Lagrange showed that three bodies could lie at the apexes of an equilateral triangle ...

Five points with respect to an orbit which a body can stably occupy. Designated L1 through L5. See Chapter 5.

Local area network for inter-computer communications.

LMC, the larger of two small galaxies orbiting nearby our Milky Way galaxy, which are visible from the southern hemisphere.

Light Amplification by Stimulated Emission of Radiation. Compare with Maser.

Circles in parallel planes to that of the equator defining north-south measurements, also called parallels.

Cartographers and geographers trace horizontal and vertical lines called latitudes and longitudes across Earth's surface to locate points on the ...

Left-hand circular polarization.