#galactic archaeology
topicgalactic archaeology
3 papers · 1 filter
astro-ph.SR2026
PANTERA. I. Hunting for the Most Metal-Rich Stars in the Solar Neighborhood with High-Resolution Spectroscopy
Serat M. Saad, D. M. Rowan, K. Z. Stanek +4
The paper presents the PANTERA high‑resolution spectroscopic survey of 56 nearby metal‑rich stars, measuring their iron abundances and finding many ultra‑metal‑rich objects while e…
astro-ph.GA2026★ 5 cited
Magnesium isotope ratios in Milky Way and dwarf galaxy stars
M. McKenzie, S. Monty, D. Yong +8
The paper measures magnesium isotope ratios in stars from dwarf galaxies and the Milky Way, finding distinct patterns at fixed iron abundance but similar ratios at fixed magnesium…
astro-ph.GA2026★ 29 cited
The complex stellar system M 22: confirming abundance variations with high precision differential measurements
M. McKenzie, D. Yong, A. F. Marino +8
The authors perform high‑precision differential spectroscopy of six red‑giant stars in the globular‑cluster‑like system M 22, confirming internal abundance variations in many eleme…