Results 131 to 140 of about 11,650 (287)

Near-zero cohesion and loose packing of Bennu's near subsurface revealed by spacecraft contact. [PDF]

open access: yesSci Adv, 2022
Walsh KJ   +30 more
europepmc   +1 more source

Damping characterization in large structures [PDF]

open access: yes
This research project has as its main goal the development of methods for selecting the damping characteristics of components of a large structure or multibody system, in such a way as to produce some desired system damping characteristics. The main need
Eke, Estelle M., Eke, Fidelis O.
core   +1 more source

High precision applications of the global positioning system [PDF]

open access: yes
The Global Positioning System (GPS) is a constellation of U.S. defense navigation satellites which can be used for military and civilian positioning applications.
Lichten, Stephen M.
core   +1 more source

Micro-to-Macro: astrodynamics at extremes of length-scale [PDF]

open access: green, 2011
Colin R. McInnes   +6 more
openalex   +1 more source

Gtoc 9: Results From The Astrodynamics Research Group Of Penn State (Team Argops)

open access: green, 2018
Davide Conte   +8 more
openalex   +1 more source

Spectral irradiance curve calculations for any type of solar eclipse [PDF]

open access: yes
A simple procedure is described for calculating the eclipse function (EF), alpha, and hence the spectral irradiance curve (SIC), (1-alpha), for any type of solar eclipse: namely, the occultation (partial/total) eclipse and the transit (partial/annular ...
Deepak, A., Merrill, J. E.
core   +1 more source

Low thrust space vehicle trajectory optimization using regularized variables [PDF]

open access: yes
Optimizing the trajectory of a low thrust space vehicle usually means solving a nonlinear two point boundary value problem. In general, accuracy requirements necessitate extensive computation times. In celestial mechanics, regularizing transformations of
Schwenzfeger, K. J.
core   +1 more source

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