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Launch Vehicles
Vehicle family profile

Long March 3

长征三号

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
10
Canonical variants linked to this family.
Historical missions
176
Missions in the public mission table with actual launch dates.
Peak listed capacity
11,200 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
2019120
202080
2021120
202240
202360
202480
2025150
202626
202706
202806
202906
203006
203106
203206
203306
203406
203506

Performance Specs

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

VariantOrbitCapacityAltitudeInclinationSource
Long March 3B
LEO11,200 kgUnknownUnknownWikipedia Long March 3B (citing CASC)
Long March 3B G3
GTO5,500 kgUnknownUnknownCNSA Long March 3B page copied from sibling Chang Zheng 3B row

Recent Missions

Latest launched missions using variants in this family.

MissionVariantLaunch
Shi Jian 31 Mission
Long March 3B
Jun 16, 2026
Launch 2026-F02
Long March 3B
Jan 16, 2026
FY4-03
Long March 3B G2
Dec 26, 2025
TJS 22

Variants

Canonical variants rolled up into this launch vehicle family.

VariantStagesMissionsStatus
Chang Zheng 3B G3Z
Not stated0Unknown
Long March 3
Not stated13Retired
Long March 3A
Not stated27Retired
Long March 3B
Not stated28Active
203606
203706
203806
203906
204006
204106

Forecast Location Split

1 launch location represented.

YearLocationLaunchesConfidenceBasis
2026Xichang Satellite Launch Center630%Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xic...
2027Xichang Satellite Launch Center630%Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xic...
2028Xichang Satellite Launch Center630%Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xic...
2029Xichang Satellite Launch Center630%Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xic...
2030Xichang Satellite Launch Center630%Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xic...
2031Xichang Satellite Launch Center630%Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xic...
2032Xichang Satellite Launch Center630%Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xic...
2033Xichang Satellite Launch Center630%Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xic...
2034Xichang Satellite Launch Center630%Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xic...
2035Xichang Satellite Launch Center630%Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xic...
2036Xichang Satellite Launch Center630%Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xic...
2037Xichang Satellite Launch Center630%Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xic...
2038Xichang Satellite Launch Center630%Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xic...
2039Xichang Satellite Launch Center630%Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xic...
2040Xichang Satellite Launch Center630%Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xic...
2041Xichang Satellite Launch Center630%Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xic...
Xichang Satellite Launch Center
2026 · 30% confidence
6

Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xichang; keep existing ...

Xichang Satellite Launch Center
2027 · 30% confidence
6

Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xichang; keep existing ...

Xichang Satellite Launch Center
2028 · 30% confidence
6

Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xichang; keep existing ...

Xichang Satellite Launch Center
2029 · 30% confidence
6

Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xichang; keep existing ...

Xichang Satellite Launch Center
2030 · 30% confidence
6

Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xichang; keep existing ...

Long March 3B G2
GTO5,500 kgUnknownUnknownCNSA Long March 3B page copied from sibling Chang Zheng 3B row
Long March 3B
GTO5,500 kgUnknownUnknownCNSA Long March 3B page
Long March 3B G5
GTO5,500 kgUnknownUnknownCNSA Long March 3B page copied from sibling Chang Zheng 3B row
Long March 3C
GTO3,800 kgUnknownUnknownLong March 3C public capacity profile
Long March 3C G2
GTO3,800 kgUnknownUnknownLong March 3C public capacity profile
Long March 3B G2
Dec 9, 2025
TJS 21
Long March 3B G2
Nov 21, 2025
Gao Fen 14-02 Mission
Long March 3B G5
Oct 26, 2025
Shiyan 29 Mission
Long March 3C
Sep 5, 2025
ZX 9C
Long March 3B G2
Jun 20, 2025

Forecasted Missions

Upcoming mission rows with announced launch timing.

MissionVariantAnnounced

No forecasted missions

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

Long March 3B G1
Not stated2Retired
Long March 3B G2
Not stated69Active
Long March 3B G3
Not stated15Active
Long March 3B G5
Not stated2Active
Long March 3C
Not stated13Active
Long March 3C G2
Not stated7Active
Track
Xichang Satellite Launch Center
2031 · 30% confidence
6

Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xichang; keep existing ...

Xichang Satellite Launch Center
2032 · 30% confidence
6

Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xichang; keep existing ...

Xichang Satellite Launch Center
2033 · 30% confidence
6

Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xichang; keep existing ...

Xichang Satellite Launch Center
2034 · 30% confidence
6

Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xichang; keep existing ...

Xichang Satellite Launch Center
2035 · 30% confidence
6

Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xichang; keep existing ...

Xichang Satellite Launch Center
2036 · 30% confidence
6

Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xichang; keep existing ...

Xichang Satellite Launch Center
2037 · 30% confidence
6

Mature Long March active variant; default below broader Long March family/national cadence. Site mapping: Long March 3/3B active operations are centered on Xichang; keep existing ...

Mentions
258
All verified mentions of this launch vehicle family in source documents.
0.0-5.0
Actions

Tianwen-2 is scheduled to launch on a Long March 3B rocket in May 2025.

PlanGeneralValue 4.0Jun 26, 2023China conducts parachute tests for asteroid sample return mission

A Long March 3B rocket launched the 56th satellite for China’s Beidou navigation and positioning system from the Xichang Satellite Launch Center at 10:49 p.m. Eastern on 2023-05-16.

Page9of13
PlanGeneralValue 4.0May 22, 2023China launches new science probes, SAR sat and replacement Beidou satellite

Gaofen-13 02 was launched by a Long March-3B carrier rocket.

PlanGeneralValue 4.2Mar 20, 2023China Launches Earth Observation Satellite Gaofen-13 02 for Remote Sensing

China launched the Gaofen-13 (02) satellite on a Long March 3B rocket from Xichang Satellite Launch Center on 2023-03-17 at 4:33 a.m. Eastern.

PlanCapabilityValue 4.0Mar 17, 2023China launches second classified Gaofen-13 remote sensing satellite

The Long March 3B launch successfully placed the Gaofen-13 (02) satellite into geosynchronous transfer orbit.

PlanCapabilityValue 4.0Mar 17, 2023China launches second classified Gaofen-13 remote sensing satellite

The first Gaofen-13 satellite was launched in October 2020 using a Long March 3B rocket.

PlanCapabilityValue 4.3Mar 17, 2023China launches second classified Gaofen-13 remote sensing satellite

A Long March 3B rocket lifted off at 6:49 a.m. Eastern (1149 UTC) from Xichang, Sichuan, successfully sending Zhongxing-26 into geosynchronous transfer orbit.

PlanValue 4.5Feb 23, 2023China launches high-capacity communications satellite after 39-day pause

A Long March 3B rocket launched Shiyan-10 (02) from Xichang Satellite Launch Center on 2022-12-28 at 11:43 p.m. Eastern.

PlanGeneralValue 4.0Dec 29, 2022China sends second Shiyan-10 test satellite sent into orbit with its final launch of 2022

CASC may be seeking to use the Long March 7A more often for launches to geosynchronous transfer orbit rather than relying mainly on the Long March 3B.

PlanGeneralValue 3.6Sep 13, 2022China launches Zhongxing-1E military communications satellite

The Zhongxing-1D mission in November 2021 used a Long March 3B launched from the Xichang spaceport.

PlanValue 3.5Sep 13, 2022China launches Zhongxing-1E military communications satellite

Launching from the coast with the Long March 7A avoids the cost and hazards associated with inland Long March 3B launches and gains the advantage of a lower latitude launch site.

GeneralValue 2.5Sep 13, 2022China launches Zhongxing-1E military communications satellite

The Long March 7A is more capable than the Long March 3B, which can launch 5,500 kg to geosynchronous transfer orbit.

CapabilityGeneralValue 4.0Sep 13, 2022China launches Zhongxing-1E military communications satellite

A slide associated with Long Lehao’s lecture indicates the impactor mission will launch in 2026 on a Long March 3B rocket.

PlanValue 3.5Jul 12, 2022China to target near-Earth object 2020 PN1 for asteroid deflection mission

The Long March 3B launcher is routinely used for missions to geostationary orbit and has also launched lunar robotic lander missions.

CapabilityGeneralValue 3.0Jul 12, 2022China to target near-Earth object 2020 PN1 for asteroid deflection mission

The 2022-04-02 crashed objects could be parts of the third stage of Long March 3B serial number Y77, which launched in 2021-02-01.

GeneralCapabilityValue 3.3May 16, 2022India hit by more suspected space debris

In November 2019 a spent stage of Long March 3B fell near the Xichang Satellite Launch Center in China and destroyed a house.

GeneralPlanValue 3.5May 16, 2022India hit by more suspected space debris

The crashed objects could be parts of the third stage of Long March 3B serial number Y77, which launched in February 2021.

GeneralValue 3.0Apr 19, 2022India examining crashed space debris suspected to be parts of China’s Long March rocket

In November 2019, a spent stage of Long March 3B fell near the Xichang Satellite Launch Center and destroyed a house.

GeneralPlanValue 4.2Apr 19, 2022India examining crashed space debris suspected to be parts of China’s Long March rocket

Shiyan-10 launched on a Long March 3B from Xichang Satellite Launch Center on 2021-09-27.

PlanValue 4.0Apr 15, 2022Chinese Shiyan-10 satellite reappears in new Molniya orbit months after launch anomaly

The Long March 3B is likely to launch communications satellites and possibly replacement Beidou satellites into geosynchronous and medium Earth orbits in 2022.

PlanValue 3.2Jan 3, 2022China aims to complete space station in another huge year in space