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Launch Vehicles
Vehicle family profile

Long March 12

长征十二号

Family-level launch record combining canonical variants, historical missions, public cadence forecasts, and available payload performance specs.

China Aerospace Science and Technology Corp. (CASC)Active
Admin
Variants
2
Canonical variants linked to this family.
Historical missions
7
Missions in the public mission table with actual launch dates.
Peak listed capacity
20,000 kg
Maximum payload capacity across listed variants and orbits.

Launch Cadence

Historical missions are grouped by actual launch year. Forecast cadence uses family-level launch-rate rows.

YearHistorical missionsForecast launches
202410
202530
202636
2027010
2028014
2029016
2030016
2031016
2032020
2033020
2034020
2035020
2036020
2037020
2038020
2039020
2040020

Performance Specs

Payload capacity by variant and target orbit when structured capacity rows are available.

VariantOrbitCapacityAltitudeInclinationSource
Long March 12B
LEO20,000 kgUnknownUnknownRocketLaunch.org Long March 12B
Long March 12
LEO12,000 kgUnknownUnknownCASC / SpaceChina Long March 12 page

Recent Missions

Latest launched missions using variants in this family.

MissionVariantLaunch
WHDW 22
Long March 12
Jun 17, 2026
Qianfan 08
Long March 12B
Jun 1, 2026
WHDW 19
Long March 12
Jan 19, 2026
WHDW 16

Variants

Canonical variants rolled up into this launch vehicle family.

VariantStagesMissionsStatus
Long March 12
Not stated6Active
Long March 12B
21Active
2041020

Forecast Location Split

1 launch location represented.

YearLocationLaunchesConfidenceBasis
2026Wenchang Commercial Space Launch Site622%China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume con...
2027Wenchang Commercial Space Launch Site1022%China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume con...
2028Wenchang Commercial Space Launch Site1422%China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume con...
2029Wenchang Commercial Space Launch Site1622%China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume con...
2030Wenchang Commercial Space Launch Site1622%China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume con...
2031Wenchang Commercial Space Launch Site1622%China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume con...
2032Wenchang Commercial Space Launch Site2022%China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume con...
2033Wenchang Commercial Space Launch Site2022%China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume con...
2034Wenchang Commercial Space Launch Site2022%China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume con...
2035Wenchang Commercial Space Launch Site2022%China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume con...
2036Wenchang Commercial Space Launch Site2022%China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume con...
2037Wenchang Commercial Space Launch Site2022%China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume con...
2038Wenchang Commercial Space Launch Site2022%China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume con...
2039Wenchang Commercial Space Launch Site2022%China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume con...
2040Wenchang Commercial Space Launch Site2022%China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume con...
2041Wenchang Commercial Space Launch Site2022%China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume con...
Wenchang Commercial Space Launch Site
2026 · 22% confidence
6

China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume constellation deploymen...

Wenchang Commercial Space Launch Site
2027 · 22% confidence
10

China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume constellation deploymen...

Wenchang Commercial Space Launch Site
2028 · 22% confidence
14

China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume constellation deploymen...

Wenchang Commercial Space Launch Site
2029 · 22% confidence
16

China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume constellation deploymen...

Wenchang Commercial Space Launch Site
2030 · 22% confidence
16

China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume constellation deploymen...

Long March 12
SSO6,000 kg700 kmUnknownCASC / SpaceChina Long March 12 page
Long March 12
Dec 11, 2025
WHDW 13
Long March 12
Nov 10, 2025
WHDW 07
Long March 12
Aug 4, 2025
SITS
Long March 12
Nov 30, 2024

Forecasted Missions

Upcoming mission rows with announced launch timing.

MissionVariantAnnounced

No forecasted missions

No upcoming announced mission rows are linked to this vehicle family.

Track
Wenchang Commercial Space Launch Site
2031 · 22% confidence
16

China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume constellation deploymen...

Wenchang Commercial Space Launch Site
2032 · 22% confidence
20

China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume constellation deploymen...

Wenchang Commercial Space Launch Site
2033 · 22% confidence
20

China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume constellation deploymen...

Wenchang Commercial Space Launch Site
2034 · 22% confidence
20

China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume constellation deploymen...

Wenchang Commercial Space Launch Site
2035 · 22% confidence
20

China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume constellation deploymen...

Wenchang Commercial Space Launch Site
2036 · 22% confidence
20

China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume constellation deploymen...

Wenchang Commercial Space Launch Site
2037 · 22% confidence
20

China launch cadence curve: active Long March/Gravity families scale from current low-confidence static defaults toward an analytically modeled high-volume constellation deploymen...

Mentions
182
All verified mentions of this launch vehicle family in source documents.
0.0-5.0
Actions

Flight data for the Long March 10 series launch vehicles' engines has been gathered using the YF-100K on the Long March 12 and the YF-75DA on the Long March 8A.

CapabilityValue 4.0Jan 7, 2026Yang Liwei Provides Progress Update on China's Crewed Lunar Landing Hardware

There are two different satellite variants in use for the GuoWang constellation, with larger variants on Long March 5B and smaller ones on Long March 12 and Long March 6A.

Capability
Page5of10
Plan
Value 4.0
Dec 26, 2025
Long March 8A Completes Debut Year With GuoWang Mission [Long March 8A Y6]

The TE towers at Wenchang can support CZ-12.

CapabilityValue 4.0Dec 23, 2025The TE towers at Wenchang & JSLC could support CZ-12 & 12A. via SpaceLens

The TE towers at JSLC can support CZ-12.

CapabilityValue 4.0Dec 23, 2025The TE towers at Wenchang & JSLC could support CZ-12 & 12A. via SpaceLens

The Long March 12 (LM-12) rocket lifted off at 7:00 a.m. local time from the Hainan International Commercial Aerospace Launch Center.

PlanGeneralValue 3.0Dec 16, 2025China Executes Inaugural “Long March 12” Launch for Sovereign Constellation

China successfully executed the maiden launch of the Long March 12 (LM-12) carrier rocket on December 12.

PlanValue 4.0Dec 16, 2025China Executes Inaugural “Long March 12” Launch for Sovereign Constellation

The second stage of the Long March 12 is powered by two YF-115 engines generating 36 tons of thrust.

CapabilityValue 4.5Dec 12, 2025Sunrise Launch Delivers More GuoWang Satellites [Long March 12 Y4]

A Long March 12 lifted off from Commercial Launch Pad 2 at the Wenchang Commercial Space Launch Site at 07:00 am China Standard Time on December 12th.

PlanGeneralValue 2.5Dec 12, 2025Sunrise Launch Delivers More GuoWang Satellites [Long March 12 Y4]

The CZ-12 rocket successfully launched the Internet Web Group 16.

PlanGeneralValue 4.0Dec 12, 2025Mission successful of CZ-12 launching Internet Web Group 16 via CCTV

The Long March 12 stands 62.6 meters tall and has a diameter of 3.8 meters for both stages.

CapabilityValue 4.5Dec 12, 2025Sunrise Launch Delivers More GuoWang Satellites [Long March 12 Y4]

The fourth Long March 12 launch occurred during China's 2025 launch campaign.

PlanGeneralValue 2.0Dec 12, 2025Sunrise Launch Delivers More GuoWang Satellites [Long March 12 Y4]

Long March 12 Y4 launched the SatNet LEO Group 16 at 23:00 UTC on December 11 from Hainan.

PlanGeneralValue 4.0Dec 12, 2025🚀 Liftoff at 23:00UTC December 11, Long March 12 Y4 launched SatNet LEO Group 16 from Hainan.

The Long March 12 debut flight on November 30th delivered one Satellite Internet Technology Experimental Satellite into low Earth orbit from the Wenchang Commercial Space Launch Site.

CapabilityPlanGeneralValue 4.0Dec 12, 2025China's mega-constellations mega-article

The first stage of the Long March 12 is powered by four YF-100K engines generating 510 tons of thrust.

CapabilityValue 4.2Dec 12, 2025Sunrise Launch Delivers More GuoWang Satellites [Long March 12 Y4]

The Long March 12 launch carried nine GuoWang constellation satellites into low Earth orbit.

GeneralCapabilityPlanValue 4.0Dec 12, 2025Sunrise Launch Delivers More GuoWang Satellites [Long March 12 Y4]

The Shanghai Academy of Spaceflight Technology is optimizing mission preparation workflows for the Long March 12 launches.

PlanCapabilityValue 2.5Dec 12, 2025Sunrise Launch Delivers More GuoWang Satellites [Long March 12 Y4]

The Long March 12 weighs approximately 433,000 kilograms when fully fueled.

CapabilityValue 4.6Dec 12, 2025Sunrise Launch Delivers More GuoWang Satellites [Long March 12 Y4]

The Long March 12 launch on December 11 at 2300 UTC was successful.

PlanValue 4.0Dec 12, 2025Long March 12 launch at 2300 UTC Dec. 11 was successful. https://mp.weixin.qq.com/s/kK6OdoTh2sPs8IGRSVX_Rg

The Long March 12 has only launched from the Wenchang Commercial Space Launch Site on the east coast of Hainan province.

PlanGeneralValue 2.0Dec 12, 2025Sunrise Launch Delivers More GuoWang Satellites [Long March 12 Y4]

The fairing of the Long March 12 can have a diameter of 3.8, 4.2, or 5.2 meters depending on mission requirements.

CapabilityValue 4.0Dec 12, 2025Sunrise Launch Delivers More GuoWang Satellites [Long March 12 Y4]