Rocket DB

Long March family

Long March 5B/YZ-2

ActiveChinaChina Aerospace Science and Technology CorporationSpec: B/YZ-2
Flights flown3
Success rate100%3/3
Maiden flight2024-12-16
Peak year20252 flights

Long March 5B/YZ-2 is built by China Aerospace Science and Technology Corporation of China. It first flew on 16 December 2024.

Flight record

3 records
100% success rate3 of 3 flown
2024peak 2025 · 2 flights2025
First flight2024-12-16
Latest flight2025-08-13
Failures0
Consecutive successes3
Fastest turnaround106d 10h

Payload

Per mission profile
Sun-synchronous orbit15,000kg

Vehicle

B/YZ-2 spec
Stages2
Length53.66m
Diameter5m
Launch mass837t
Liftoff thrust10,565kN
Maiden flight2024-12-16
ReusableNo

Pads used

1 pad
1013

Orbits delivered

1 orbit
Polar Orbit3

Launch history

3 launches
DateMissionPadOrbitOutcome
2025-08-13Long March 5B/YZ-2 | SatNet LEO Group 08101Polar OrbitSuccess
2025-04-28Long March 5B/YZ-2 | SatNet LEO Group 03101Polar OrbitSuccess
2024-12-16Long March 5B/YZ-2 | SatNet LEO Group 01101Polar OrbitSuccess

Specifications from Launch Library 2 by The Space Devs, launch records from Space Index. Derived figures are computed here; see sources and method.

Further reading: Wikipedia