He even played himself in a few movies and animated shows, such as The Fairly OddParents, The Nanny, and Jimmy Neutron: Boy Genius.
gamma rays from black holes and neutron stars.
accretion flow, or thermonuclear flashes on the surface of the neutron star.
isotopes of hydrogen, having one extra neutron.
The reasons for this lie in the rough conceptual division of the signal from a coalescing neutron star binary into two parts.