1 code implementation • 25 Jan 2016 • Adrian M. Price-Whelan, Branimir Sesar, Kathryn V. Johnston, Hans-Walter Rix
The Ophiuchus stellar stream is peculiar: (1) its length is short given the age of its constituent stars, and (2) several probable member stars that lie close in both sky position and velocity have dispersions in these dimensions that far exceed those seen within the stream.
Astrophysics of Galaxies
no code implementations • 14 Dec 2020 • Douglas Grion Filho, Kathryn V. Johnston, Eloisa Poggio, Chervin F. P. Laporte, Ronald Drimmel, Elena D'Onghia
Our situation as occupants of the Milky Way (MW) Galaxy, bombarded by the Sagittarius dwarf galaxy, provides an intimate view of physical processes that can lead to the dynamical heating of a galactic disc.
Astrophysics of Galaxies
