欧洲阿丽亚娜6型火箭首次发射伽利略导航卫星

Core Viewpoint - The successful launch of the Ariane 6 rocket marks a significant milestone for the European Space Agency's Galileo program, enhancing global navigation capabilities [1] Group 1: Launch Details - The Ariane 6 rocket successfully launched from the Guiana Space Centre on the 17th, delivering two Galileo navigation satellites into orbit [1] - This mission, designated VA266, is the fifth flight of the Ariane 6 rocket and its first mission for the Galileo program [1] - The launch occurred at 2:01 AM local time, with the satellites SAT 33 and SAT 34 separating approximately 3 hours and 55 minutes after launch [1] Group 2: Satellite and System Information - The two Galileo satellites were placed into a medium Earth orbit at an altitude of approximately 22,922 kilometers [1] - The European Space Agency announced that the satellites are in good condition and are undergoing initial operations and in-orbit testing [1] - These satellites are expected to join the Galileo navigation system in about three months, providing greater coverage and higher reliability [1] Group 3: Galileo Program Overview - The Galileo program is a global satellite navigation system led by the European Union, which began operations in 2016 and started providing high-precision services in 2023 [1] - The deployment of these satellites will further enhance the system's capability to offer all-weather navigation services [1]