The need for a common satellite architecture.

A T-Minus:Space-Cyber newsletter describing MSSA’s Reference Architecture 2.0 and the push for interoperable direct-to-device satellite connectivity, the challenges of integrating non-terrestrial networks with terrestrial infrastructure and the security implications of increased interoperability; the issue also summarizes space-cyber headlines, including a Russian military satellite’s close approach to a Finnish satellite, allegations that Discover‑Tech heavily bid on Starlink traffic to geolocate or surveil users, and Estonia’s efforts to strengthen space cybersecurity.