As the second attempt to launch Artemis I is called off by NASA due to technical problems related to a liquid hydrogen leak, I thought it would be good to dig deeper on the topic of how launch attempts are scheduled. The earth rotation, the cyclical 27-day movement of the Earth-Moon system, complex trajectories to […]
Starlink User terminals
SpaceX recently published a whitepaper to describe at a high level the security measures adopted in its Starlink satellite system. https://web.archive.org/web/20220811221600/https://api.starlink.com/public-files/StarlinkWelcomesSecurityResearchersBringOnTheBugs.pdf Some notable security measures: Secure boot A technique to cryptographically verify every layer of software before running it. This ensures that only Spacex software is running on satellite, user terminals and all other components […]