2 papers
astro-ph.CO2025
Constraining cosmology with N-body simulations for future spectroscopic galaxy surveys at
Sy-Yun Pu, Teppei Okumura, Chian-Chou Chen +2
Determining the spatial curvature () independent of cosmic microwave background observations plays a key role in revealing the physics of the early universe. The Hubble tensi…
astro-ph.GA2025
Progenitor diversity in the accreted stellar halos of Milky Way-like galaxies
Sy-Yun Pu, Andrew P. Cooper, Robert J. J. Grand +2
Ongoing large stellar spectroscopic surveys of the Milky Way seek to reconstruct the major events in the assembly history of the Galaxy. Chemical and kinematic observations can be…