atmosphere radiation monitor
81Operation Argus — Country  United States Test site South Atlantic Period August September 1958 Number of tests 3 Max. yiel …
82spaceflight — /spays fluyt /, n. the flying of manned or unmanned spacecraft into or in outer space. Also, space flight. [1945 50; SPACE + FLIGHT1] * * * Introduction flight beyond Earth s atmosphere. This article deals with the basic concepts associated with …
83Nuclear weapons testing — Nuclear weapons History Warfare Arms race Design Testing Effects Delivery Espionage …
84Agriculture — General …
85Ozone — For other uses, see Ozone (disambiguation). Ozone …
86NASA — For other uses, see NASA (disambiguation). For news about NASA or space, see Wikinews space portal Coordinates …
87Global Positioning System — GPS redirects here. For other uses, see GPS (disambiguation). Geodesy Fundamentals …
88Mars Climate Orbiter — Artist s conception of the Mars Climate Orbiter. Operator NASA / JPL …
89nuclear weapon — an explosive device whose destructive potential derives from the release of energy that accompanies the splitting or combining of atomic nuclei. [1945 50] * * * or atomic weapon or thermonuclear weapon Bomb or other warhead that derives its force …
90Color temperature — The CIE 1931 x,y chromaticity space, also showing the chromaticities of black body light sources of various temperatures (Planckian locus), and lines of constant correlated color temperature. Color temperature is a characteristic of visible light …
