Baryonic solutions and challenges for cosmological models of dwarf galaxies

LV Sales, A Wetzel, A Fattahi - Nature Astronomy, 2022 - nature.com
Galaxies and their dark-matter haloes have posed several challenges to the dark energy
plus cold dark matter (Λ CDM) cosmological model. These discrepancies between …

[HTML][HTML] Observational evidence for primordial black holes: A positivist perspective

BJ Carr, S Clesse, J Garcia-Bellido, MRS Hawkins… - Physics Reports, 2024 - Elsevier
We review numerous arguments for primordial black holes (PBHs) based on observational
evidence from a variety of lensing, dynamical, accretion and gravitational-wave effects. This …

Simulating cosmic structure formation with the gadget-4 code

V Springel, R Pakmor, O Zier… - Monthly Notices of the …, 2021 - academic.oup.com
Numerical methods have become a powerful tool for research in astrophysics, but their utility
depends critically on the availability of suitable simulation codes. This calls for continuous …

Cosmological simulations of galaxy formation

M Vogelsberger, F Marinacci, P Torrey… - Nature Reviews …, 2020 - nature.com
Over recent decades, cosmological simulations of galaxy formation have been instrumental
in advancing our understanding of structure and galaxy formation in the Universe. These …

Streams, substructures, and the early history of the Milky Way

A Helmi - Annual Review of Astronomy and Astrophysics, 2020 - annualreviews.org
The advent of the second data release of the Gaia mission, in combination with data from
large spectroscopic surveys, is revolutionizing our understanding of the Galaxy. Thanks to …

Ultra-light dark matter

EGM Ferreira - The Astronomy and Astrophysics Review, 2021 - Springer
Ultra-light dark matter is a class of dark matter models (DM), where DM is composed by
bosons with masses ranging from 10^-24\, eV< m< eV 10-24 eV< m< eV. These models …

Small-Scale Challenges to the Λ CDM Paradigm

JS Bullock, M Boylan-Kolchin - Annual Review of Astronomy …, 2017 - annualreviews.org
The dark energy plus cold dark matter (ΛCDM) cosmological model has been a
demonstrably successful framework for predicting and explaining the large-scale structure of …

FIRE-2 simulations: physics versus numerics in galaxy formation

PF Hopkins, A Wetzel, D Kereš… - Monthly Notices of …, 2018 - academic.oup.com
ABSTRACT The Feedback In Realistic Environments (FIRE) project explores feedback in
cosmological galaxy formation simulations. Previous FIRE simulations used an identical …

Early galaxy formation and its large-scale effects

P Dayal, A Ferrara - Physics Reports, 2018 - Elsevier
Galaxy formation is at the heart of our understanding of cosmic evolution. Although there is a
consensus that galaxies emerged from the expanding matter background by gravitational …

Dark matter self-interactions and small scale structure

S Tulin, HB Yu - Physics Reports, 2018 - Elsevier
We review theories of dark matter (DM) beyond the collisionless paradigm, known as self-
interacting dark matter (SIDM), and their observable implications for astrophysical structure …