20251222 H3 rocket

Japan’s H3 rocket carrying the Michibiki No. 5 satellite lifts off from the Tanegashima Space Center in Kagoshima prefecture, on Dec. 22. © Kyodo

Nikkei staff writers

December 22, 2025 14:41 JST

TOKYO — The seventh attempt to launch Japan’s H3 rocket failed about 30 minutes after liftoff on Monday as its second-stage engine “experienced a premature end of engine burn,” Japan’s space agency JAXA announced.