What happens now to the digital test environment built for Hack-A-Sat 3? Well, it becomes a rich testing and training environment for all on GitHub. Login Finch and Frank Pound continue sharing some of the behind-the-scenes challenges presented by hosting a Hack-A-Sat capture the flag competition, this time drilling down details behind the Digital Twins environment that needed to be built in advance of next year’s hack of an actual satellite in orbit.