Update on the German and Australasian Optical Ground Station Networks. - Nicholas Rattenbury; Joseph Ashby; Francis Bennet; Marcus Birch; John E. Cater; Kate Ferguson; Dirk Giggenbach; Kenneth J. Grant; Andreas Knopp; Marcus T. Knopp; Ed Kruzins; Andrew J. Lambert; et al. (Int. J. Satell. Commun. Netw., 2025)