[data-page-skeleton]{display:none}body{display:flex;flex-direction:column}body>footer{order:2}body>main{padding-bottom:0}body:has(>div[hidden][id^="S:"]>[data-data-unavailable]) header[data-site-header]{background:var(--canvas);border-color:var(--rule);color:var(--ink)}body:has(>div[hidden][id^="S:"]>[data-data-unavailable]) [data-header-scrim]{display:none}body>div[hidden][id^="S:"]>[data-data-unavailable]{max-width:calc(var(--container-content) + 2 * var(--s-5));padding:var(--s-9) var(--s-5) 0}body>div[hidden][id^="S:"]:last-of-type{padding-bottom:var(--s-9)}body:has(>div[id^="S:"] [data-app-promo])>div[hidden][id^="S:"]:last-of-type{padding-bottom:0}@layer base{body>div[hidden][id^="S:"]{display:block!important;order:1}}

In service· Mitsubishi Heavy Industries

H3-24

The H3 Launch Vehicle is a Japanese expendable launch system. Each H3 booster configuration has a two-digit and a letter designation that indicates the features of that configuration.

Next launchHTV-X2Fri, Dec 31 · Tanegashima Space Center Follow H3-24 in the app

Launches

since Oct 2025

Success rate

100%

2 of 2 successful

In a row

successful launches

Launches per Year

Full year2026 so far

Specifications

Height: 63 m
Diameter: 5.27 m
Liftoff thrust: 12,142 kN
To geostationary transfer: 7,900 kg
Stages: 2
Listed launch price: $50 million
First flight: October 26, 2025
Manufacturer: Mitsubishi Heavy Industries

Next Launches

NET2027

HTV-X2Mitsubishi Heavy Industries · H3-24 · Yoshinobu Launch Complex LP-2, Tanegashima Space Center, JapanTo Be DeterminedNET 2027 NET2027

HTV-X3Mitsubishi Heavy Industries · H3-24 · Yoshinobu Launch Complex LP-2, Tanegashima Space Center, JapanTo Be DeterminedNET 2027 Apr20Thu

DESTINY+ & RAMSESMitsubishi Heavy Industries · H3-24 · Yoshinobu Launch Complex LP-2, Tanegashima Space Center, JapanTo Be DeterminedTime TBD NET2028

H3-24 | Lunar Polar Exploration Mission (LUPEX)

Lunar Polar Exploration Mission (LUPEX)Mitsubishi Heavy Industries · H3-24 · Yoshinobu Launch Complex LP-2, Tanegashima Space Center, JapanTo Be DeterminedNET 2028

All 4 upcoming H3-24 launches

Space Launch Now for iOS and Android

Follow H3-24 and get a notification before each of its 4 scheduled launches.

See what's in the app

Scan to open on your phone