Long March 3B/YZ-1

Active

China Aerospace Science and Technology Corporation (CASC)

Feb. 14, 1996

Description

The Long March 3B is a Chinese orbital carrier rocket. Introduced in 1996, it is launched from Launch Area 2 and 3 at the Xichang Satellite Launch Center in Sichuan. A three-stage rocket with four strap-on liquid rocket boosters, it is currently the most powerful member of the Long March rocket family and the heaviest of the Long March 3 rocket family, and is mainly used to place communications satellites into geosynchronous orbits.

Specifications
  • Max Stage
    3
  • Length
    54.8 m
  • Diameter
    3.35 m
  • Fairing Diameter
  • Launch Mass
    425.0 T
  • Thrust
    5923.0 kN
  • Apogee (Sub-Orbital)
    40000.0 km
Family
  • Name
    Long March 3B/YZ-1
  • Family
  • Variant
    B/YZ-1
  • Alias
  • Full Name
    Long March 3B/YZ-1
Payload Capacity
  • Launch Cost
    $70000000
  • Low Earth Orbit
    11500.0 kg
  • Geostationary Transfer Orbit
    5100.0 kg
  • Direct Geostationary
    2000.0 kg
  • Sun-Synchronous Capacity

China Aerospace Science and Technology Corporation

Government
Chairman & President: Lei Fanpei
CASC 1999

The China Aerospace Science and Technology Corporation (CASC) is the main contractor for the Chinese space program. It is state-owned and has a number of subordinate entities which design, develop and manufacture a range of spacecraft, launch vehicles, strategic and tactical missile systems, and ground equipment. It was officially established in July 1999 as part of a Chinese government reform drive, having previously been one part of the former China Aerospace Corporation. Various incarnations of the program date back to 1956.


Falcon 9
Go
1 day, 12 hours ago
Starlink Group 17-35
Space Launch Complex 4E - Vandenberg SFB, CA, USA

A batch of 25 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.


Falcon 9
Go
1 day, 23 hours ago
Starlink Group 10-58
Space Launch Complex 40 - Cape Canaveral SFS, FL, USA

A batch of 29 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.


Soyuz-5
TBC
2 days ago
Demo Flight
45/1 - Baikonur Cosmodrome, Republic of Kazakhstan

Demonstration Flight for Russia's new Soyuz-5 launch vehicle, with a mass simulator on board. Details TBD.


Space Launch System (SLS)
Go
2 days, 13 hours ago
Artemis II
Launch Complex 39B - Kennedy Space Center, FL, USA

Artemis II is the first crewed mission as part of the Artemis program. Artemis II will send a crew of 4 - 3 Americans and 1 Canadian around the moon …


Soyuz 2.1a/Fregat-M
Go
3 days, 9 hours ago
Meridian-M No.21L
43/3 (43L) - Plesetsk Cosmodrome, Russian Federation

Note: Payload identity uncertain. Meridian is a series of communications satellite for military and civilian use.