Rocket Launches Today, Dec. 17, 2025: Ariane 6 Delivers Galileo Satellites as SpaceX Targets Two Starlink Missions
Europe’s newest heavy-lift rocket notched another high-profile success in the early hours of December 17, 2025, sending two Galileo navigation satellites toward medium Earth orbit—while the global launch calendar stays packed with two SpaceX Falcon 9 Starlink flights still on the schedule for later today.