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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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Computer program using numerical methods that calculates minimum time for space vehicle to meet its mission with optimum trajectory, and can maximize option if burning time is fixed
Trajectory and guidance analyses of Earth-Venus- Mercury mission in 1973
Trajectory parameter determination in relation to various AROD airborne range and orbital determination ground stations
Payload and trajectory data for Nike Apache firings tracked by radar - January-June 1965
Payload and trajectory data for Nike Apache firings tracked by radar - July-December 1965
Minimal energy ballistic trajectories for manned and unmanned space flights to Mercury
New method for treating optimal trajectories
Trajectory optimization for Apollo-type vehicle under entry conditions during lunar return
Manual onboard guidance for many body interplanetary trajectories
Periodic and almost periodic trajectories in cislunar space - techniques for determining behavior of dynamical systems of known periodic solutions, and space flight safety concept
Set of uniform variational orbit parameters for space trajectory analysis
Influence on trajectory determination of error in tracking station location and station time and frequency synchronization
Mathematical models to approximate functions, bounds and power series for three-body problems, satellite orbit theories, and other aspects of trajectory analysis and guidance theory
Trajectory equations describing spacecraft motion from launch to earth impact or orbit injection
Impulsive solution used to solve optimum trajectory problems with bounded thrust magnitude
Numerical calculation of three-dimensional trajectories using balanced horizontal and vertical motions
Analytical methods for determination of trajectories, loads, and heating experienced by spacecraft passing through rocket exhaust field
Steepest ascent method for trajectory optimization based on minimum time and maximum velocity of fuel flow rate