2 papers
astro-ph.GA2020
Fluctuations in galactic bar parameters due to bar-spiral interaction
T. Hilmi, I. Minchev, T. Buck +10
We study the late-time evolution of the central regions of two Milky Way-like simulations of galaxies formed in a cosmological context, one hosting a fast bar and the other a slow…
astro-ph.GA2018
Spiral arm crossings inferred from ridges in Gaia stellar velocity distributions
Alice C. Quillen, Ismael Carrillo, Friedrich Anders +7
The solar neighborhood contains disc stars that have recently crossed spiral arms in the Galaxy. We propose that boundaries in local velocity distributions separate stars that have…