PHOTOGRAPHY OF LUMINOUS EXTENDED OBJECTS AGAINST A TWILIGHT SKY
Photography of luminous objects against a twilight sky
TWILIGHT↗
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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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MEASURING THE DENSITY DISTRIBUTION IN A THREE-DIMENSIONAL OBJECT USING THE SCHLIEREN METHOD
Approximation method for measuring temperature and pressure gradients and density distribution in unsymmetrical objects using schlieren photographs
PRESSURE GRADIENT↗
Infra-Red and Electro-Optics. Test and Evaluation of an Ultraviolet Objective Spectrograph
Ultraviolet objective spectrograph for hand operation by mercury astronaut
ULTRAVIOLET SPECTROGRAPH↗
STUDIES ON ABLATION OF OBJECTS TRAVERSING AN ATMOSPHERE
Ablation-type thermal protection of objects traversing an atmosphere - earth and mars
MARS ATMOSPHERE↗
SCIENTIFIC OBJECTIVES OF LUNAR EXPLORATION
Discussion of the scientific objectives of lunar exploration
SPACE SCIENCE↗
EARTH ORBITING SPACE STATIONS- MISSIONS, OBJECTIVES, APPLICATIONS, AND CAPABILITIES
Applications and mission objective for orbiting space stations
MANNED ORBITAL SPACE STATION /MOSS/↗
On the active nature of perception of the distance of moving objects
Physiological mechanisms involved in visual perception of distance to moving objects
DEPTH PERCEPTION↗
Mastery of the size of objects by preschool children
Perception of size of object in spatial orientation of preschool children
CHILD↗
A method employing star backgrounds for improving the accuracy of the location of clouds or objects in space.
Simultaneous photographs taken at different ground stations against star backgrounds used to correct measurements of objects moving in upper atmosphere
CLOUD PHOTOGRAPH↗
A technique for visual detection of distant objects in space by use of optical filtering
Visual observation of distant objects in space by optical filtering
VISUAL OBSERVATION↗
Threshold contrasts and brightness to ensure visibility of objects at night and during the day
Threshold contrast and brightness to ensure visibility of objects at night and during day
VISUAL PERCEPTION↗
Interaction of rarefied plasma fluxes with the magnetic fields of cosmic objects <o vzaimodeystvii potokov razrezhennoy plazmy s magnitnymi polyami kosmicheskikh obyektov<
Interaction of rarefied plasma fluxes with magnetic fields of cosmic objects
MAGNETIC FIELD↗
Interaction of united states objectives in space with those on earth program of policy studies in science and technology paper no. 2
Interaction of United States objectives in space with those on earth
SPACE SCIENCE↗
Objectives and scope
This first chapter of a report on the aerodynamic design of axial-flow compressors presents the general objectives and scope of the over-all report. The basic problem of compressor design is outlined, and the approach generally taken to accomplish its solution is pointed out. The sixteen succeeding chapters in the report are summarized.
Systems design↗
Conceptual study of a micrometeoroid deep space satellite. volume ii- experimental objectives and sensors, telecommunications final report
Satellite design for deep space micrometeoroid study - experimental objectives, sensors, telecommunications system
SPACECRAFT SENSOR↗
The objectives of the nasa program.
NASA program objectives in light of major national policy, emphasizing Apollo and other manned missions
SPACE EXPLORATION↗
Mission objectives and design implications.
Spacecraft requirements and mission objective effects on design considerations
MISSION PLANNING↗