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In 2012, we applied a three-dimensional formulation to kinematic measurements of the Galactic thick disk and derived a surprisingly low dark matter density at the solar position. This result was challenged by Bovy & Tremaine (2012, ApJ,…

Astrophysics of Galaxies · Physics 2014-11-12 C. Moni Bidin , R. Smith , G. Carraro , R. A. Mendez , M. Moyano

We review the~current status of the~study of rotation curve (RC) of the~Milky Way, and~present a~unified RC from the~Galactic Center to the galacto-centric distance of about 100 kpc. The~RC is used to directly calculate the~distribution of…

Astrophysics of Galaxies · Physics 2020-04-30 Yoshiaki Sofue

Observations of the clustering of galaxies can provide useful information about the distribution of dark matter in the Universe. In order to extract accurate cosmological parameters from galaxy surveys, it is important to understand how the…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-28 Surhud More

Next-generation dark matter direct detection experiments will explore several orders of magnitude in the dark matter--nucleus scattering cross section below current upper limits. In case a signal is discovered the immediate task will be to…

High Energy Physics - Phenomenology · Physics 2019-10-14 Juan Herrero-Garcia , Yannick Müller , Thomas Schwetz

The nature of the dark matter in the Universe is one of the hardest unsolved problems in modern physics. Indeed, on one hand, the overwhelming indirect evidence from astrophysics seems to leave no doubt about its existence; on the other…

High Energy Physics - Phenomenology · Physics 2024-07-16 Marcin Misiaszek , Nicola Rossi

If compact baryonic objects contribute significantly to the dark matter in our Galaxy, their mass function will present vital clues for galaxy formation theories and star formation processes in the early Universe. Here we discuss what one…

Astrophysics · Physics 2008-11-26 E. J. Kerins , B. J. Carr

According to the now strongly supported concordance $\Lambda$CDM model, galaxies may be grossly described as a luminous component embedded in a dark matter halo. The density profile of these mass dominating haloes may be determined by N -…

Cosmology and Nongalactic Astrophysics · Physics 2014-02-04 A. Del Popolo , V. F. Cardone

In this paper we review the main theoretical and experimental achievements in the field of Dark Matter from the Cosmological and Astrophysical point of view. We revisit it from the very first surveys of local astrophysical matter, up to the…

Cosmology and Nongalactic Astrophysics · Physics 2014-11-14 Vladimir Lukovic , Paolo Cabella , Nicola Vittorio

A fraction of the dark matter in the solar neighborhood might be composed of non-galactic particles with speeds larger than the escape velocity of the Milky Way. The non-galactic dark matter flux would enhance the sensitivity of direct…

High Energy Physics - Phenomenology · Physics 2021-10-22 Gonzalo Herrera , Alejandro Ibarra

Despite several indirect confirmations of the existence of dark matter, the properties of a new dark matter particle are still largely unknown. Several experiments are currently searching for this particle underground in direct detection,…

High Energy Physics - Phenomenology · Physics 2011-04-20 Alexander Pukhov , Genevieve Belanger , Fawzi Boudjema , Andrei Semenov

The distribution of dark matter in dwarf galaxies can have important implications on our understanding of galaxy formation as well as the particle physics properties of dark matter. However, accurately characterizing the dark matter content…

Cosmology and Nongalactic Astrophysics · Physics 2021-09-01 Laura J. Chang , Lina Necib

We develop a novel Bayesian methodology aimed at reliably and precisely inferring the distribution of dark matter within the Milky Way using rotation curve data. We identify a subset of the available rotation curve tracers that are mutually…

Astrophysics of Galaxies · Physics 2019-09-25 Ekaterina V. Karukes , Maria Benito , Fabio Iocco , Roberto Trotta , Alex Geringer-Sameth

We describe the first results from two observational projects aimed at measuring the amount and spatial distribution of dark matter in distant early-type galaxies (E/S0s) and clusters of galaxies. At the galaxy scale, the Lenses Structure…

Astrophysics · Physics 2007-05-23 T. Treu , L. V. E. Koopmans , D. J. Sand , G. P. Smith , R. S. Ellis

The dark matter halo profile in the inner Galaxy is very uncertain. Yet its radial dependence toward the Galactic Center is of crucial importance for the determination of the gamma-ray and radio fluxes originating from dark matter…

High Energy Astrophysical Phenomena · Physics 2014-04-04 Thomas Lacroix , Celine Boehm , Joseph Silk

Weak lensing provides a direct measure of the distribution of mass in the universe, and is therefore a uniquely powerful probe of dark matter. Weak lensing can also be used to measure the twin phenomenon of dark energy, via its effect upon…

Astrophysics · Physics 2007-05-23 Richard Massey , Alexandre Refregier , Jason Rhodes

The nature of dark matter is one of the outstanding questions of astrophysics. The internal motions of member stars reveal that the lowest luminosity galaxies in the Local Group are the most dark-matter dominated. New large datasets allow…

Astrophysics · Physics 2009-11-13 Rosemary F. G. Wyse , Gerard Gilmore

We present a new estimate of the mass of the Milky Way, inferred via a Bayesian approach by making use of tracers of the circular velocity in the disk plane and stars in the stellar halo, as from the publicly available {\tt galkin}…

Astrophysics of Galaxies · Physics 2020-05-21 Ekaterina V. Karukes , Maria Benito , Fabio Iocco , Roberto Trotta , Alex Geringer-Sameth

A sample of 11 thousand galaxies with radial velocities V_ LG < 3500 km/s is used to study the features of the local distribution of luminous (stellar) and dark matter within a sphere of radius of around 50 Mpc around us. The average…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-04 I. D. Karachentsev

Strong gravitational lensing is a key probe to trace dark matter. It assumes that mass curves spacetime so that light from a background source is deflected on its way to the observer. If dark matter contributes the major part to a massive…

General Relativity and Quantum Cosmology · Physics 2026-05-14 Jenny Wagner

According to the cold dark matter scenario, a large number of dark subhalos should be located within the halo of each Milky-way sized galaxy. One promising possibility for detecting such subhalos is to try to observe their gravitational…

Astrophysics · Physics 2008-02-11 Kaj Wiik , Erik Zackrisson , Teresa Riehm
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