Answer
PSR B1913+16 is the name of the pulsar discovered by Russell Alan Hulse and Joseph Hooton Taylor Jr. in 1974. This pulsar is a rapidly rotating neutron star that emits pulses of radio waves. It is located in the constellation Aquila and has a period of 59 milliseconds. PSR B1913+16 is the first binary pulsar to be discovered, and it has been used to study the effects of general relativity.