2 papers
astro-ph2003
When Do Planets Form? A Search for Extra-solar Planets Around Metal-Poor Stars
A. Sozzetti, D. W. Latham, G. Torres +4
We present preliminary results from our spectroscopic search for planets within 1 AU of metal-poor field dwarfs using NASA time with HIRES on Keck I. The core accretion model of ga…
astro-ph2003
A New Population of Old Stars
I. I. Ivans, C. Sneden, C. R. James +5
We report the results of a coherent study of three chemically anomalous metal-poor ([Fe/H] ~ -2) stars. These objects exhibit unusually low abundances of Mg, Si, Ca (alpha-elements…