H3-30

Active

Mitsubishi Heavy Industries (MHI)

None

Description

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.

Specifications
  • Stages
    2
  • Length
    63.0 m
  • Diameter
    5.27 m
  • Fairing Diameter
    5.27 m
  • Launch Mass
    274.0 T
  • Thrust
    4413.0 kN
Family
  • Name
    H3-30
  • Family
  • Variant
    30
  • Alias
  • Full Name
    H3-30
Payload Capacity
  • Launch Cost
    $50000000
  • Low Earth Orbit
  • Geostationary Transfer Orbit
    2300.0 kg
  • Direct Geostationary
  • Sun-Synchronous Capacity
    4000.0 kg

Mitsubishi Heavy Industries

Commercial
President: Seiji Izumisawa
MHI 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. MHI's products include aerospace components, air conditioners, aircraft, automotive components, forklift trucks, hydraulic equipment, machine tools, missiles, power generation equipment, printing machines, ships and space launch vehicles. Through its defense-related activities, it is the world's 23rd-largest defense contractor measured by 2011 defense revenues and the largest based in Japan.

Upcoming Spaceflights


H3-30 | H3-30 Test Flight

Mitsubishi Heavy Industries | Japan
Tanegashima Space Center, Japan
TBD June, 2026
Status: To Be Determined
Mission:

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-19 * VERTECS * HORN-L/R

Sun-Synchronous Orbit
Explore Share

Falcon 9
Success
1 day, 8 hours ago
Starlink Group 17-20
Space Launch Complex 4E - Vandenberg SFB, CA, USA

A batch of 25 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.


New Shepard
Success
4 days, 9 hours ago
NS-38
West Texas Suborbital Launch Site/ Corn Ranch - Corn Ranch, Van Horn, TX, USA

NS-38 is the 17th crewed flight for the New Shepard program and the 38th in the New Shepard program's history.


Electron
Success
4 days, 14 hours ago
The Cosmos Will See You Now (Open Cosmos Constellation Launch 1)
Rocket Lab Launch Complex 1A - Rocket Lab Launch Complex 1, Mahia Peninsula, New Zealand

First 2 satellites of UK-based Open Cosmos' secure LEO broadband constellation designed to provide independent and resilient connectivity infrastruct…


Falcon 9
Success
4 days, 19 hours ago
Starlink Group 17-30
Space Launch Complex 4E - Vandenberg SFB, CA, USA

A batch of 25 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.


Long March 12
Success
1 week ago
SatNet LEO Group 19
Commercial LC-2 - Wenchang Space Launch Site, People's Republic of China

A batch of 9 Low Earth Orbit communication satellites for the Chinese state owned SatNet constellation operated by the China Satellite Network Group.…