About J1434-5943
J1434-5943 is an uncommon pulsar. It spins once every 1,072.121 ms, has a dispersion measure of 126 pc cm⁻³ and carries a surface magnetic field around 1.80×10^11 G.
The collapsed core of a star that exploded: about one and a half Suns of matter crushed into a ball the size of a city, held up only by the refusal of neutrons to be squeezed further.