日本火箭发射任务失败

Group 1 - The H3 rocket's eighth mission failed to launch successfully, with the satellite not reaching its intended orbit [1][2] - The launch was initially scheduled for December 7 but was postponed due to issues with the inertial measurement unit and cooling water injection equipment [2] - The Japanese Ministry of Education, Culture, Sports, Science and Technology established a response headquarters to investigate the failure and requested a report from the Japan Aerospace Exploration Agency [2] Group 2 - The H3 rocket is Japan's new generation of main launch vehicle, developed jointly by the Japan Aerospace Exploration Agency and Mitsubishi Heavy Industries [3] - The "引路" 5 satellite was intended to be the sixth in Japan's Quasi-Zenith Satellite System, which consists of seven satellites aimed at enhancing GPS accuracy [2][3] - The previous attempt to launch the H3 rocket on February 17, 2023, also ended in failure when the rocket did not lift off after the countdown [2][3]