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. In the Asia-Pacific region, Japan’s H3 rocket launch was canceled after an issue was found in ground facilities. And in South America, a highly watched debut attempt from Brazil’s Alcântara spaceport was pushed back, as South Korean startup INNOSPACE rescheduled its first commercial orbital mission. 이노스페이스+4Newsroom Arianespace+4European Space Agency+4 Taken together, the day’s launch news shows a space sector moving in two directions at once: established