H3-30 — mission imagery
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H3-30 Test Flight

H3-30Mitsubishi Heavy IndustriesYoshinobu Launch Complex LP-2
Wednesday, June 10, 2026 · 12:53 AM UTCAdd to Calendar

NextVehicle RolloutT-48:00:00

Time to launch

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Launch Window Confidence
88% — High Confidence

Vehicle

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...

Height63 m
LEO PayloadN/A
Launches65
Successes54

Provider

Mitsubishi Heavy Industries

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JPN • Founded 1884

Mitsubishi Heavy Industries, Ltd. is a Japanese multinational engineering, electrical equipment and electronics company headquartered in Tokyo, Japan. MHI is one of the core companies of the Mitsubishi Group....

Mission Brief

Test flight of the H3-30 variant of the H3 launch vehicle with 3 LE-9 engines in the first stage and no SRBs. The flight will carry a dummy main payload (Vehicle Evaluation Payload 5, VEP-5) and several hitchhiking small satellites: * PETREL * STARS-X * BRO-22 * VERTECS * HORN-L/R

PayloadH3-30 Test Flight
OrbitSun-Synchronous Orbit
CustomerMitsubishi Heavy Industries
Stages2
PadYoshinobu Launch Complex LP-2, Tanegashima Space Center, Japan

Mission Timeline

1 / 147%
Up next · Pre-launch

Vehicle Rollout

Rocket transported to the launch pad

T-48:00:00
12:53 AM UTC
  • Mission AnnouncedT-720:00:00
  • Vehicle RolloutT-48:00:00
  • Wet Dress RehearsalT-24:00:00
  • Launch Day PrepT-06:00:00
Site lock

Launch Site

Yoshinobu Launch Complex LP-2, Tanegashima Space Center, Japan

LAUNCH SITE
30.401°N, 130.976°E

Delay History

Jun 30Jun 10TBD → Go

Schedule updated