MPE is a world-leading institute in space- and ground-based experimental astrophysics, with leading roles in a number of large astronomical projects. The High-Energy Group at MPE carries out major space hardware programs, including the development of X-ray detectors and X-ray optics. The group has contributed significantly to Chandra and XMM-Newton and has more recently led the development of the eROSITA X-ray telescope, launched in 2019 aboard the SRG mission. The group is also involved in several ground-based projects in support of eROSITA, such as LSST, GROND, SDSS-V, 4MOST, primarily i...