Using the Neutron Star Interior Composition Explorer (NICER) onboard the International Space Station (ISS), an international team of astronomers has inspected the recent outburst of an accreting millisecond X-ray pulsar known as SAX J1808.4−3658. Results of the study, published December 19 on the preprint server arXiv, shed more light on the nature of this source.
Click here for original story, Research investigates the latest outburst of pulsar SAX J1808.4−3658
Source: Phys.org