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M-3H Launch Vehicle

M-3H was a higher-capacity Mu variant in the same technological generation as M-3C. A lengthened first-stage motor and improved propellant raised low-Earth-orbit payload capability to 300 kilograms, supporting three successful high-altitude and magnetospheric missions.

M-3H Launch Vehicle
NARITA Masahiro (Naritama) · The exact stored asset is 1280x960 with SHA-256 3150eee63c1d2c02c95bb548ef3e98f6aebfdf533f45fcc0181cd606b0269230. It byte-matches the current Wikimedia Commons file M-3SII exhibition model.jpg. The Commons record identifies NARITA Masahiro (Naritama) as the author and grants Creative Commons Attribution-ShareAlike 3.0 International, with the GNU Free Documentation License 1.2 or later also offered: https://commons.wikimedia.org/wiki/File:M-3SII_exhibition_model.jpg and https://creativecommons.org/licenses/by-sa/3.0/. Reuse is permitted under CC BY-SA 3.0 with attribution, a license link, and indication of changes if modified. The asset depicts the ISAS/JAXA Sagamihara Campus M-3SII full-scale exhibition model; this asset-level credit does not imply JAXA endorsement or assert that every placement depicts a distinct M-series variant. · Source
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Identity

Aliases
Mu-3HM-3Hロケット
Family Name
M-3H
Full Name
M-3H Launch Vehicle
Status
retired
Type
rocket

Details

Description
M-3H was a higher-capacity Mu variant in the same technological generation as M-3C. A lengthened first-stage motor and improved propellant raised low-Earth-orbit payload capability to 300 kilograms, supporting three successful high-altitude and magnetospheric missions.
Dimensions
Diameter M
1.41
Height M
23.8
First Flight Year
1,977
Last Flight Year
1,978
Parent Vehicle Family
Rocket Specs
Liftoff Mass Kg
48,700
Payload Capacity Kg
Leo
300
Reusability
expendable
Stages Count
3

Links

Assets & Meta

Creation Time
July 13, 2026 at 12:02:15 UTC
Updated Time
July 19, 2026 at 12:27:17 UTC

Other

Search Name
M-3H Launch Vehicle Mu-3H M-3Hロケット