TANEGASHIMA, Japan - The Japan Aerospace Exploration Agency on Tuesday successfully launched an H3 rocket and put a positioning satellite into orbit, marking the second successful launch in a row of Japan's flagship rocket after a failure last December. The H3 rocket No. 7 positioning satellite, part of the country's Quasi-Zenith Satellite System used to provide location information for smartphones and vehicle navigation. 5 on an H3 rocket but failed to put the satellite into orbit, delaying a subsequent launch for the No.7 positioning satellite that had been planned for February. 8 rocket in December, JAXA scrambled to fix an issue and succeeded in launching another H3 rocket in June, putting multiple miniature satellites into orbit.