Two pulsars in orbit around their mutual
center of gravity. The first such system to be discovered was PSR 1913+16,
also known as the Hulse-Taylor Pulsar.
| Artist's impression of the binary pulsar system
PSR J0737-3039. Credit: John Rowe Animation
- More generally, a system in which a pulsar orbits any other type of
star; examples include the Black Widow
Pulsar and Centaurus X-3.
• variable stars