A detailed X-ray investigation of PSR J2021+4026 and $\gamma$-Cygni supernova remnant

C. Y. Hui, K. A. Seo, L. C. C. Lin +9

We have investigated the field around the radio-quiet $\gamma$-ray pulsar, PSR J2021+4026, with a ~140 ks XMM-Newton observation and a ~56 ks archival Chandra data. Through analyzing th…