2 papers
astro-ph.GA2025
One Stream or Two -- Exploring Andromeda's North West Stream
Janet Preston, Denis Erkal, Michelle L. M. Collins +3
We present results of our dynamical stream modelling for the North West Stream in the outer halo of the Andromeda galaxy (M31). Comprising two main segments, the North West Stream…
astro-ph.GA2025
Properties of the Lower Segment of M31's North West Stream
Janet Preston, Denis Erkal, Michelle L. M. Collins +2
We present a kinematic and spectroscopic analysis of 40 red giant branch stars, in 9 fields, exquisitely delineating the lower segment of the North West Stream (NW-K2), which exten…