H3-30
Mitsubishi Heavy Industries
Manufacturer
Mitsubishi Heavy Industries
Family
H3
Maiden flight
2026-06-12
Length
63 m
Diameter
5.27 m
Payload to GTO
2,300 kg
Launches
1
Successful
1
The H3 Launch Vehicle is an expendable launch system in development in Japan. H3 rockets are liquid-propellant rockets with strap-on solid rocket boosters and are planned to be launched from the Tanegashima Space Center in Japan. Mitsubishi and the JAXA have been responsible for the design, manufacture, and operation of the H3.
📡 Livestreams & webcasts
📰 News
H3 successfully returns to flighten
Japan’s H3 rocket launched June 11 on its first flight since a failure in December, placing six smallsats in orbit. The post H3 successfully returns to flight appeared first on SpaceNews.
SpaceNews · Jun 12, 2026
Japan’s H3 to return to flight with debut launch of lightest configurationen
Japan’s H3 rocket will return to flight Friday, with a launch that also marks the… The post Japan’s H3 to return to flight with debut launch of lightest configuration appeared first on NASASpaceFlight.com.
NASASpaceflight · Jun 11, 2026