activity
20102026
most citedBeyond CDM: Problems, solutions, and the road ahead

530 citations · 5.5k across the 101 of their papers we have counts for

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Showing 2019Show all

12 papers · 1 filter

astro-ph.GA2019★ 4 cited

Sardinia Radio Telescope observations of Local Group dwarf galaxies -- I. The cases of NGC6822, IC1613, and WLM

A. Tarchi, P. Castangia, G. Surcis +10

Almost all dwarf galaxies in the Local Group that are not satellites of the Milky Way or M31, belong to either one of two highly-symmetric planes. It is still a matter of debate, w…

astro-ph.GA2019★ 117 cited

The Milky Way's Disk of Classical Satellite Galaxies in Light of Gaia DR2

Marcel S. Pawlowski, Pavel Kroupa

We study the correlation of orbital poles of the 11 classical satellite galaxies of the Milky Way, comparing results from previous proper motions with the independent data by Gaia…

astro-ph.GA2019★ 23 cited

The halo mass function of late-type galaxies from HI kinematics

Pengfei Li, Federico Lelli, Stacy McGaugh +3

We present an empirical method to measure the halo mass function (HMF) of galaxies. We determine the relation between the \hi\ line-width from single-dish observations and the dark…

astro-ph.GA2019★ 27 cited

The orientation of planes of dwarf galaxies in the quasi-linear Universe

Noam I Libeskind, Edoardo Carlesi, Oliver Muller +9

To date at least 10 highly flattened planes of dwarf galaxies are claimed to have been discovered in the Local Universe. The origin of these planes of galaxies remains unknown. One…

astro-ph.GA2019★ 4 cited

An analysis of satellite planar configurations around the MW and M31: singling out new high quality planes

Isabel M. Santos-Santos, Rosa Domínguez-Tenreiro, Marcel S. Pawlowski

We present a detailed characterization of planes of satellites in the Milky Way (MW) and M31 systems. To this end we introduce an extension to the '4-galaxy-normal density plot' me…

astro-ph.GA2019★ 82 cited

The dwarf galaxy satellite system of Centaurus A

Oliver Müller, Marina Rejkuba, Marcel S. Pawlowski +4

Dwarf galaxy satellite systems are essential probes to test models of structure formation, making it necessary to establish a census of dwarf galaxies outside of our own Local Grou…

astro-ph.GA2019★ 16 cited

The Origin of Lopsided Satellite Galaxy Distribution in Galaxy Pairs

Chen Chris Gong, Noam I Libeskind, Elmo Tempel +6

It is well known that satellite galaxies are not isotropically distributed among their host galaxies as suggested by most interpretations of the CDM model. One type of anisotrop…

astro-ph.GA2019★ 33 cited

Characterizing the Infall Times and Quenching Timescales of Milky Way Satellites with Proper Motions

Sean P. Fillingham, Michael C. Cooper, Tyler Kelley +6

Observations of low-mass satellite galaxies in the nearby Universe point towards a strong dichotomy in their star-forming properties relative to systems with similar mass in the fi…

astro-ph.IM2019★ 37 cited

The Detailed Science Case for the Maunakea Spectroscopic Explorer, 2019 edition

The MSE Science Team, Carine Babusiaux, Maria Bergemann +258

(Abridged) The Maunakea Spectroscopic Explorer (MSE) is an end-to-end science platform for the design, execution and scientific exploitation of spectroscopic surveys. It will unvei…

astro-ph.CO2019★ 3 cited

Astrophysical Tests of Dark Matter with Maunakea Spectroscopic Explorer

Ting S. Li, Manoj Kaplinghat, Keith Bechtol +27

We discuss how astrophysical observations with the Maunakea Spectroscopic Explorer (MSE), a high-multiplexity (about 4300 fibers), wide field-of-view (1.5 square degree), large tel…

astro-ph.GA2019★ 24 cited

Do halos that form early, have high concentration, are part of a pair, or contain a central galaxy potential host more pronounced planes of satellite galaxies?

Marcel S. Pawlowski, James S. Bullock, Tyler Kelley +1

The Milky Way, the Andromeda galaxy, and Centaurus A host flattened distributions of satellite galaxies which exhibits coherent velocity trends indicative of rotation. Comparably e…

astro-ph.GA2019★ 36 cited

The Magellanic System: the puzzle of the leading gas stream

Thor Tepper-García, Joss Bland-Hawthorn, Marcel S. Pawlowski +1

The Magellanic Clouds (MCs) are the most massive gas-bearing systems falling into the Galaxy at the present epoch. They show clear signs of interaction, manifested in particular by…