Ready, set, integrate: 3Cat4 and ISTSat-1 CubeSats prepare to fly on Ariane 6

March 27th, 2024, marked a major milestone in the story of two student satellites, ³Cat-4 and ISTSat-1, as part of ESA Academy’s Fly Your Satellite! (FYS) programme. The students from the UPC NanoSat Lab of the Technical University of Catalonia, Spain, and University of Lisbon, Portugal, travelled to Berlin, Germany, for the next phase of the launch campaign. The mission: integrate their satellites with the CubeSat deployer in preparation for launch this summer.