The erupting magnetar observed by IXPE is known as 1E 1841-045, a neutron star located around 28,000 light-years from Earth in the supernova wreckage known as Kes 73, which shocked astronomers when it ...

Credit: Robert Lea (created with Canva)/ NASA Using NASA's Imaging X-ray Polarimetry Explorer (IXPE) spacecraft, astronomers have made detailed observations of a highly magnetic dead star or ...