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astro-ph.EP2026
Challenge in Arrokoth's single merger to achieve the shape's principal axis configuration
Ketan Kamat, Ryota Nakano, Masatoshi Hirabayashi
The cold-classical Kuiper Belt Object 486958 Arrokoth is a contact binary composed of two flattened lobes, Weeyo and Wenu, closely aligned along their principal axes, despite each…
astro-ph.EP2026★ 1 cited
A change of the rotation period of asteroid (65803) Didymos caused by the DART impact
Josef Durech, Petr Pravec, Masatoshi Hirabayashi +3
On 26 September 2022, the NASA Double Asteroid Redirection Test (DART) spacecraft impacted Dimorphos, the secondary component of the binary asteroid (65803)~Didymos. This experimen…