The neutron star 4U 1820-30 is one of the fastest spinning bodies in the universe, spinning at 716 times a second and erupting like an atomic bomb, NASA's NICER telescope has found.

Newfound dead star spins record-breaking 716 times a second, explodes with thermonuclear blasts

Source: space
Source Link: https://www.space.com/neutron-star-4U182030-speed-demon-fastest-star