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image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao https://doi.org/10.1...arrow_drop_down
image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao
https://doi.org/10.1007/978-3-...
Part of book or chapter of book . 2020 . Peer-reviewed
License: Springer TDM
Data sources: Crossref
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A Retrograde Gravitational Capture Model for a Sizeable Satellite for Mars

Authors: Robert Malcuit;

A Retrograde Gravitational Capture Model for a Sizeable Satellite for Mars

Abstract

In this chapter we explore the consequences of capturing a 0.1 moon-mass (~0.01 mars-mass) planetoid from a mars-like heliocentric orbit into a stable retrograde orbit of large major axis and high eccentricity. The capture mechanism is the same as that for a prograde capture scenario but the motion of the satellite is in the opposite direction. The mars-like planet is rotating in the prograde direction and the satellite is revolving in the retrograde direction. In this dynamical situation the angular momentum of planet rotation is systematically cancelled via tidal activity of the satellite revolving in the opposite direction. Thus, the planet rotation slows as the satellite orbit decreases in major axis as well as in angular momentum. The result of the scenario depends on the initial rotation rate of the planet and the angular momentum of the satellite orbit following a stable retrograde capture. For most orbital scenarios of this type, the satellite eventually coalesces with the planet. If the angular momentum of planet rotation is greater than that associated with the satellite orbit, the result is a planet with a slow prograde rotation. If the angular momentum of planet rotation is less than that associated with the satellite orbit, then the result is a planet rotating in the retrograde direction, the rotation rate depending on the quantity of angular momentum associated with the satellite orbit. If the satellite is sufficiently massive, then the mars-like planet can undergo a GLOBAL RESURFACING EVENT caused by massive tidal energy dissipation.

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
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