Exploring the origin of 'black widow' pulsars

Ph.D. candidate GUO Yunlang and Prof. WANG Bo from the Yunnan Observatories of the Chinese Academy of Sciences investigated the formation of black widow pulsars through ultracompact X-ray binaries (UCXBs) with He star companions.

Heaviest neutron star to date is a 'black widow' eating its mate

A dense, collapsed star spinning 707 times per second—making it one of the fastest spinning neutron stars in the Milky Way galaxy—has shredded and consumed nearly the entire mass of its stellar companion and, in the process, ...

New millisecond pulsar discovered by astronomers

An international team of astronomers reports the discovery of a new millisecond pulsar in the globular cluster NGC 6652. The newly found pulsar received designation PSR J1835−3259B. The study detailing the finding and disclosing ...

New double neutron star millisecond pulsar discovered

An international team of astronomers reports the discovery of a rare double neutron star millisecond pulsar. The newfound binary pulsar, designated PSR J1325−6253, consists of two neutron stars orbiting one another every ...

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