Showing 2012 · astro-ph.GAShow all

5 papers · 2 filters

astro-ph.GA2012★ 62 cited

A new Milky Way halo star cluster in the Southern Galactic Sky

Eduardo Balbinot, B. X. Santiago, L. da Costa +7

We report on the discovery of a new Milky Way companion stellar system located at (RA, Dec) = (22h10m43.15s, +14:56:58.8). The discovery was made using the eighth data release of S…

astro-ph.GA2012★ 101 cited

The SEGUE K giant survey II: A Catalog of Distance Determinations for the SEGUE K giants in the Galactic Halo

Xiang-Xiang Xue, Zhibo Ma, Hans-Walter Rix +13

We present an online catalog of distance determinations for K giants, most of which are members of the Milky Way's stellar halo. Their medium-resolution spectra from SDS…

astro-ph.GA2012★ 553 cited

LAMOST Experiment for Galactic Understanding and Exploration (LEGUE) The survey science plan

Licai Deng, Heidi Jo Newberg, Chao Liu +22

We describe the current plans for a spectroscopic survey of millions of stars in the Milky Way galaxy using the Guo Shou Jing Telescope (GSJT, formerly the Large Area Multi-Object…

astro-ph.GA2012★ 15 cited

Dark Matter in 3D

Daniele S. M. Alves, Sonia El Hedri, Jay G. Wacker

We discuss the relevance of directional detection experiments in the post-discovery era and propose a method to extract the local dark matter phase space distribution from directio…

astro-ph.GA2012★ 305 cited

Galactoseismology: Discovery of Vertical Waves in the Galactic Disk

Lawrence M. Widrow, Susan Gardner, Brian Yanny +2

We present evidence for a Galactic North-South asymmetry in the number density and bulk velocity of solar neighborhood stars. The number density profile, which is derived from main…