Small scale problems of the ΛCDM model: a short review
A Del Popolo, M Le Delliou - Galaxies, 2017 - mdpi.com
The ΛCDM model, or concordance cosmology, as it is often called, is a paradigm at its
maturity. It is clearly able to describe the universe at large scale, even if some issues remain …
maturity. It is clearly able to describe the universe at large scale, even if some issues remain …
Star-formation histories, abundances, and kinematics of dwarf galaxies in the Local Group
E Tolstoy, V Hill, M Tosi - Annual Review of Astronomy and …, 2009 - annualreviews.org
Within the Local Universe galaxies can be studied in great detail star by star, and here we
review the results of quantitative studies in nearby dwarf galaxies. The color-magnitude …
review the results of quantitative studies in nearby dwarf galaxies. The color-magnitude …
The GALAH survey: scientific motivation
GM De Silva, KC Freeman… - Monthly Notices of …, 2015 - academic.oup.com
Abstract The Galactic Archaeology with HERMES (GALAH) survey is a large high-resolution
spectroscopic survey using the newly commissioned High Efficiency and Resolution Multi …
spectroscopic survey using the newly commissioned High Efficiency and Resolution Multi …
Proper motions, orbits, and tidal influences of milky way dwarf spheroidal galaxies
We combine Gaia early data release 3 astrometry with accurate photometry and utilize a
probabilistic mixture model to measure the systemic proper motion of 52 dwarf spheroidal …
probabilistic mixture model to measure the systemic proper motion of 52 dwarf spheroidal …
Eight ultra-faint galaxy candidates discovered in year two of the dark energy survey
A Drlica-Wagner, K Bechtol, ES Rykoff… - The Astrophysical …, 2015 - iopscience.iop.org
We report the discovery of eight new ultra-faint dwarf galaxy candidates in the second year
of optical imaging data from the Dark Energy Survey (DES). Six of these candidates are …
of optical imaging data from the Dark Energy Survey (DES). Six of these candidates are …
Eight new Milky Way companions discovered in first-year Dark Energy Survey data
We report the discovery of eight new Milky Way companions in $\sim 1800\;{\mathrm
{deg}}^{2} $ of optical imaging data collected during the first year of the Dark Energy Survey …
{deg}}^{2} $ of optical imaging data collected during the first year of the Dark Energy Survey …
The observed properties of dwarf galaxies in and around the Local Group
AW McConnachie - The Astronomical Journal, 2012 - iopscience.iop.org
Positional, structural, and dynamical parameters for all dwarf galaxies in and around the
Local Group are presented, and various aspects of our observational understanding of this …
Local Group are presented, and various aspects of our observational understanding of this …
Milky Way satellite census. I. The observational selection function for Milky Way satellites in DES Y3 and Pan-STARRS DR1
We report the results of a systematic search for ultra-faint Milky Way satellite galaxies using
data from the Dark Energy Survey (DES) and Pan-STARRS1 (PS1). Together, DES and PS1 …
data from the Dark Energy Survey (DES) and Pan-STARRS1 (PS1). Together, DES and PS1 …
Stellar streams discovered in the dark energy survey
We perform a search for stellar streams around the Milky Way using the first 3 yr of multiband
optical imaging data from the Dark Energy Survey (DES). We use DES data covering∼ 5000 …
optical imaging data from the Dark Energy Survey (DES). We use DES data covering∼ 5000 …
From dwarf spheroidals to cD galaxies: simulating the galaxy population in a ΛCDM cosmology
We have updated and extended our semi-analytic galaxy formation modelling capabilities
and applied them simultaneously to the stored halo/subhalo merger trees of the Millennium …
and applied them simultaneously to the stored halo/subhalo merger trees of the Millennium …