On 10/23/23, the Astrophysical Journal published online “The Polarized Cosmic Hand: IXPE Observations of PSR B1509−58/MSH 15−52” by Roger W. Romani et al. On 10/27/23, the Astrophysical Journal published online “Magnetic structures and turbulence in SN 1006 revealed with imaging X-ray polarimetry” by Ping Zhou et al. These are the 38th and 39th discovery papers published by the IXPE Science Team.