Formation of Moons and Equatorial Ridge around Top-shaped Asteroids after Surface Landslide

Top-shaped asteroids have been observed among near-Earth asteroids. About half of them are reported to have moons (on the order of ∼1 wt.% of the top-shaped primary) and many of them have an equatorial ridge. A recent study has shown that the enigmatic top-shaped figure of asteroids (e.g., Ryugu, Be...

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Veröffentlicht in:	Astrophysical journal. Letters 2022-10, Vol.937 (2), p.L36
Hauptverfasser:	Hyodo, Ryuki, Sugiura, Keisuke
Format:	Artikel
Sprache:	eng
Schlagworte:	Apollo asteroids Asteroid satellites Asteroids Equatorial regions Evolution Landslides Moon Near-Earth Objects Rotation Small Solar System bodies
Online-Zugang:	Volltext
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