Faint light of old neutron stars and detectability at the James Webb Space Telescope

Shiuli Chatterjee, Raghuveer Garani, Rajeev Kumar Jain +3

Isolated ideal neutron stars (NS) of age $>10^9$ yrs exhaust thermal and rotational energies and cool down to temperatures below $\mathcal{O}(100)$ K. Accretion of particle dark ma…