activity
20242026
collaborators

5 papers

gr-qc2026

Non-Markovian Memory-Induced Effects in Quantum Cosmology

Aarav Shah, Paulo Moniz, Oem Trivedi +1

We study memory effects in quantum cosmology by extending the semiclassical Wheeler-DeWitt framework beyond its usual local form. The main idea is to introduce a causal memory kern…

astro-ph.GA2025

From Simulations to Surveys: Domain Adaptation for Galaxy Observations

Kaley Brauer, Aditya Prasad Dash, Meet J. Vyas +2

Large photometric surveys will image billions of galaxies, but we currently lack quick, reliable automated ways to infer their physical properties like morphology, stellar mass, an…

astro-ph.CO2025

The CosmoVerse White Paper: Addressing observational tensions in cosmology with systematics and fundamental physics

Eleonora Di Valentino, Jackson Levi Said, Adam Riess +533

The standard model of cosmology has provided a good phenomenological description of a wide range of observations both at astrophysical and cosmological scales for several decades.…

gr-qc2025

Retrograde Precession of Relativistic Orbits and the Quest for Charged Black Holes

Parth Bambhaniya, Meet J. Vyas, Pankaj S. Joshi +1

The S-stars around the center of the milky way galaxy provide us with detailed information about the nature of the supermassive compact object Sagittarius A* (Sgr A*). In this work…

astro-ph.IM2024

Rubin ToO 2024: Envisioning the Vera C. Rubin Observatory LSST Target of Opportunity program

Igor Andreoni, Raffaella Margutti, John Banovetz +86

The Legacy Survey of Space and Time (LSST) at Vera C. Rubin Observatory is planned to begin in the Fall of 2025. The LSST survey cadence has been designed via a community-driven pr…