How heavy is our Galaxy?
How can the orbits of satellite galaxies be used to pin down the mass of the Milky Way?
Deciphering gamma-rays from the heart of Andromeda
Can dark matter annihilation explain multi-wavelength observations of Andromeda’s galactic center?
Clearing Up Stellar Streams with Gaia
What will new data from Gaia reveal about the formation and evolution of stellar streams in the Milky Way?
Stellar Streams & The Nature of Dark Matter
Will future telescopes reveal the nature of dark matter imprinted in the stellar streams stretched around our galaxy?
The Imprint of Cosmic Reionization on Dwarf Galaxies
What can the smallest galaxies in the local Universe tell us about reionization?