3.7k citations · 7.6k across the 48 of their papers we have counts for
4 papers · 1 filter
Stellar Cores Live Long and Prosper in Cuspy Dark Matter Halos
Jenni Häkkinen, Alexander Rawlings, Till Sawala +1
The existence of cuspy or cored centers of dark matter halos is a crucial discriminant between different dark matter models. It has recently been claimed based on dynamical argumen…
Planes of satellites, at once transient and persistent
Till Sawala
The appearance of highly anisotropic planes of satellites around the Milky Way and other galaxies was long considered a challenge to the standard cosmological model. Some recent si…
The Giant Arc -- Filament or Figment?
Till Sawala, Meri Teeriaho
The so-called "Giant Arc" is a sparse pattern of MgII absorbers spanning approximately 740 comoving Mpc, whose discovery has been claimed to contradict the large-scale homogeneity…
The Emperor's New Arc: gigaparsec patterns abound in a CDM universe
Till Sawala, Meri Teeriaho, Carlos S. Frenk +5
Recent discoveries of apparent large-scale features in the structure of the universe, extending over many hundreds of megaparsecs, have been claimed to contradict the large-scale i…