A new selection of publications highlights the continued scientific and technological progress supporting NewAthena. From advances in Athena X-IFU detector technologies and the development of dedicated facilities for the integration and testing of the mission’s Silicon Pore Optics, to the qualification of key components for cryogenic operation and studies exploring NewAthena’s potential to uncover the composition of interstellar dust, these works reflect the broad range of activities helping to shape the mission and prepare its technologies and science for the next stages of development.