The NANOGrav Program for Gravitational Waves and Fundamental Physics

TL;DR

NANOGrav uses radio timing of millisecond pulsars to detect gravitational waves and explore fundamental physics, advancing astrophysics through precise measurements and long-term observations.

Contribution

This paper details NANOGrav's approach and efforts in gravitational wave detection and fundamental physics using pulsar timing.

Findings

Progress in pulsar timing array sensitivity

Constraints on gravitational wave background

Potential for new physics discoveries

Abstract

We describe the North American Nanohertz Observatory for Gravitational Waves (NANOGrav) and its efforts to directly detect and study gravitational waves and other synergistic physics and astrophysics using radio timing observations of millisecond pulsars.