2 papers
astro-ph.GA2026
Formation of Parallel Stellar Streams through Encounters with Dark Matter Subhalos and Intermediate-Mass Black Holes
Yuka Kaneda, Masao Mori, Yohei Miki +2
Dark matter subhalos and intermediate-mass black holes wandering in the Milky Way and the Andromeda galaxy are difficult to directly detect through electromagnetic observations, ye…
astro-ph.GA2026
The complex kinematics of the young stars orbiting the supermassive black hole in the Galactic center can be explained by the presence of an intermediate mass companion of Sgr A
Xiaochen Zheng, Long Wang, Douglas N. C. Lin +2
The sub-parsec proximity around the Sgr A supermassive black hole (SMBH) in the center of the Milky Way contains an inner cluster of eccentric S-stars with randomly oriente…