No grāmatas satura
1.–5. rezultāts no 100.
5. lappuse
... Earth's ionosphere . Such radio waves require a long antenna to observe them , hence the 1,500 - foot length of the booms on RAE . In addition to acting as receiving antennas , these booms also serve to orient and stabilize the ...
... Earth's ionosphere . Such radio waves require a long antenna to observe them , hence the 1,500 - foot length of the booms on RAE . In addition to acting as receiving antennas , these booms also serve to orient and stabilize the ...
6. lappuse
... Earth in preparation for future experiments to be conducted during the Apollo program in which laser beams will be reflected from reflectors on the surface of the Moon to measure accurately the Earth - Moon distance . The use of the ...
... Earth in preparation for future experiments to be conducted during the Apollo program in which laser beams will be reflected from reflectors on the surface of the Moon to measure accurately the Earth - Moon distance . The use of the ...
14. lappuse
... Earth in Space - A Program of Research 1968-75 , " prepared in August 1968 by the Space Science Board of the National Academy of Sciences . The dramatic change in our concept of the Earth's environment over the past 10 years is ...
... Earth in Space - A Program of Research 1968-75 , " prepared in August 1968 by the Space Science Board of the National Academy of Sciences . The dramatic change in our concept of the Earth's environment over the past 10 years is ...
15. lappuse
... Earth's environment , there is a major effect due to the Sun's electromagnetic radiation . In particular the ultra ... Earth's environment is available we are asking primarily , " What processes control the Earth's en- vironment ...
... Earth's environment , there is a major effect due to the Sun's electromagnetic radiation . In particular the ultra ... Earth's environment is available we are asking primarily , " What processes control the Earth's en- vironment ...
27. lappuse
... Earth in space . They have given us a glimpse of the excit- ing new solar and stellar phenomena through the windows not open to us from the Earth's surface . The emphasis in space physics is shifting from the initial exploration and ...
... Earth in space . They have given us a glimpse of the excit- ing new solar and stellar phenomena through the windows not open to us from the Earth's surface . The emphasis in space physics is shifting from the initial exploration and ...
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additional aeronautics agencies aircraft ALSEP analysis Apollo astronauts astronomy atmosphere Biosatellite budget capability cell Centaur Chairman Chart chemical committee complete cost EARTH RESOURCES SURVEY effort electric electronics engine environment ERTS experimental experiments facilities fiscal year 1970 funds future Goddard GSFC HECHLER improved increase instruments investigations JAFFE KARTH Laboratory Langley Research Center launch vehicle lunar LUNDIN magnetosphere major Mars ment Mercury million missions Moon NASA NASA's NAUGLE NERVA Nimbus noise OART objectives observations Observatory operational orbit ORBITING ASTRONOMICAL OBSERVATORY OSSA payload Planetary Explorer planets planned problems propellant propulsion question radiation reduced request Research and Technology Research Center rocket satellite Saturn Science and Applications scientific sensors solar solar cell solar wind sounding rockets Space Applications Space Science spacecraft specific impulse structure studies subcommittee surface techniques temperature tion ultraviolet University Venus X-ray