3 papers
astro-ph.IM2025
gallifrey: JAX-based Gaussian process structure learning for astronomical time series
Christopher Boettner
Gaussian processes (GPs) have become a common tool in astronomy for analysing time series data, particularly in exoplanet science and stellar astrophysics. However, choosing the ap…
astro-ph.GA2024
A Bayesian approach to the halo galaxy - supermassive black hole connection through cosmic time
Christopher Boettner, Maxime Trebitsch, Pratika Dayal
We study the co-evolution of dark matter halos, galaxies and supermassive black holes using an empirical galaxy evolution model from -- . We demonstrate that by connectin…
astro-ph.EP2024
Exoplanets Across Galactic Stellar Populations with PLATO: Estimating Exoplanet Yields Around FGK Stars for the Thin Disk, Thick Disk and Stellar Halo
Christopher Boettner, Akshara Viswanathan, Pratika Dayal
This study aims to assess the potential of the upcoming PLATO mission to investigate exoplanet populations around stars in diverse Galactic environments, specifically focusing on t…