Results 31 to 40 of about 3,200,895 (194)
On the dynamics of Trojan asteroids [PDF]
The author's theory of Trojan asteroids (Érdi, 1988) is developed further. The motion of the Trojans is considered in the framework of the three-dimensional elliptic restricted three-body problem of the Sun-Jupiter-asteroid system including also the secular changes of Jupiter's orbital eccentricity and the apsidal motion of Jupiter's elliptic orbit. An
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Dynamical lifetimes of asteroids in retrograde orbits [PDF]
Accepted 2017 March 2.
Kankiewicz, Paweł +1 more
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Gravitational capture opportunites for asteroid retrieval missions [PDF]
Asteroids and comets are of strategic importance for science in an effort to uncover the formation, evolution and composition of the Solar System. Near-Earth objects (NEOs) are of particular interest because of its accessibility from Earth, but also ...
Sanchez Cuartielles, Joan-Pau +3 more
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Survey of secular resonances in the asteroid belt [PDF]
Using a recently introduced synthetic method to compute the asteroid secular frequencies (Knežević and Milani 2019), in this paper we survey the locations of secular resonances in the 9 dynamically distinct zones of the asteroid belt.
Knežević Z.
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The Dynamics of the Trojan Asteroids [PDF]
The state of the art in the dynamics of the Trojan asteroids has progressed rapidly, since it has been possible to perform numerical integrations of many orbits for millions of years. Accurate proper elements are now computed by the synthetic method, that is from the output of a numerical integration; their stability, at least for time spans of a few ...
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The relationship between the `limiting' Yarkovsky drift speed and asteroid families' Yarkovsky V-shape [PDF]
The Yarkovsky effect is an important force to consider in order to understand the long-term dynamics of asteroids. This non-gravitational force affects the orbital elements of objects revolving around a source of heat, especially their semi ...
Milić-Žitnik I.
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Opportunities for asteroid retrieval missions [PDF]
Asteroids and comets are of strategic importance for science in an effort to uncover the formation, evolution and composition of the Solar System. Near-Earth Objects (NEOs) are of particular interest because of their accessibility from Earth, but also ...
Daniel García Yárnoz +7 more
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Dynamical evolution of the Cybele asteroids [PDF]
The Cybele region, located between the 2J:-1A and 5J:-3A mean-motion resonances, is adjacent and exterior to the asteroid main belt. An increasing density of three-body resonances makes the region between the Cybele and Hilda populations dynamically unstable, so that the Cybele zone could be considered the last outpost of an extended main belt.
Carruba, V +3 more
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Passive sorting of asteroid material using solar radiation pressure [PDF]
Understanding dust dynamics in the vicinity of asteroids is key for future science missions and, in the long-term, for asteroid exploitation. This paper analyses the feasibility of manipulating asteroid material by means of solar radiation pressure.
Sanchez Cuartielles, Joan-Pau +2 more
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The main motivation of this research is the semi-analytical exploration of the dynamics of an asteroid that is attacked while approaching a planet (with an inelastic collision of the projectile normally to the surface of the asteroid occurring just ...
Sergey Ershkov
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