Core Viewpoint - Japan's Aerospace Exploration Agency announced the postponement of the H3 rocket launch originally scheduled for February 1 due to ongoing investigations into the previous launch failure [1] Group 1: Launch Postponement - The planned launch of H3 rocket No. 9, which was to carry a satellite for the Quasi-Zenith Satellite System, has been delayed with a new date yet to be determined [1] - The agency is fully committed to investigating the cause of the previous launch failure and will announce a new launch date once confirmed [1] Group 2: Previous Launch Failure - The H3 rocket No. 8 mission failed on December 22, 2025, due to an anomaly during the satellite fairing separation and a drop in pressure in the second stage liquid hydrogen fuel tank, leading to premature engine shutdown [1] - The failure resulted in the loss of the "Landsat 5" navigation satellite, marking another setback for the H3 rocket since its first failure in March 2023 [1] Group 3: Quasi-Zenith Satellite System - The Quasi-Zenith Satellite System, known as Japan's version of GPS, aims to enhance the accuracy of satellite positioning and is designed to reduce reliance on foreign navigation systems [1] - The system is planned to consist of seven satellites, with five already in their designated orbits, providing coverage across Japan for mobile and automotive navigation services [1]
日本推迟发射火箭 仍在调查上次失败原因
Xin Hua She·2026-01-07 11:45