radiometric profile
11Advanced Microwave Sounding Unit — The Advanced microwave sounding unit (AMSU) is a multi channel microwave radiometer installed on meteorological satellites. The instrument examines several bands of microwave radiation from the atmosphere to perform atmospheric sounding of… …
12Homo erectus — /hoh moh i rek teuhs/ 1. an extinct species of the human lineage, formerly known as Pithecanthropus erectus, having upright stature and a well evolved postcranial skeleton, but with a smallish brain, low forehead, and protruding face. See illus.… …
13Homo habilis — /hoh moh hab euh leuhs/ 1. an extinct species of upright East African hominid having some advanced humanlike characteristics, dated as being from about 1.5 million to more than 2 million years old and proposed as an early form of Homo leading to… …
14Moon — This article is about Earth s Moon. For moons in general, see Natural satellite. For other uses, see Moon (disambiguation) …
15Mars Observer — Artist rendering of Mars Observer in orbit around Mars. Operator NASA / JPL …
16Mars Climate Orbiter — Artist s conception of the Mars Climate Orbiter. Operator NASA / JPL …
17hydrologic sciences — Introduction the fields of study concerned with the waters of the Earth. Included are the sciences of hydrology, oceanography, limnology, and glaciology. In its widest sense hydrology encompasses the study of the occurrence, the… …
18Tercom/TERCOM — A navigational technique in which a vehicle compares the profile of the terrain below with the one stored in its memory. Tercom stands for terrain contour matching or terrain comparison. There are two types of systems. In a terrain contour… …
19Sun — This article is about the star. For other uses, see Sun (disambiguation). The Sun …
20New Frontiers program — For other uses, see New Frontier (disambiguation). The spacecraft New Horizons launched in 2006 towards Pluto The New Frontiers program is a series of space exploration missions being conducted by NASA with the purpose of researching several of… …
