Space · launch vehicle
H3-30
MHI
ACTIVE
At a glance
Launches
1
3 pending
Success rate
100%
1 ok · 0 failed
Payload to LEO
—
Payload to GTO
2,300 kg
Manufacturer
Mitsubishi Heavy IndustriesStatus
ActiveFirst flight
12 Jun 2026Reusable
NoHeight
63 mDiameter
5.27 mLaunch mass
274 tLiftoff thrust
4,413 kNStages
2Launch cost
$50,000,000Booster landings
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About
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.
Source The Space Devs — Launch Library 2
Last checked 29 Sept 2026