/ SPACE INTELLIGENCE

Long March 3B / launch vehicle

sourcingtypical 4/5 · 14 facts
Chinaoperational

The Long March 3B, also known as the CZ-3B and LM-3B, is a Chinese orbital launch vehicle introduced in 1996 and launched from the Xichang Satellite Launch Center. A three-stage rocket with four strap-on liquid rocket boosters, it is the heaviest variant of the Long March 3 rocket family and is mainly used to place communications and navigation satellites into geosynchronous orbit. An enhanced version, the Long March 3B/E, was introduced in 2007 to increase the rocket's geostationary transfer capacity.

(source, as of 2026-07-08)

key specs

payload to LEO //11,500 kgas of 2026-07-08
payload to GTO //5,100 kgas of 2026-07-08
height //54.8 mas of 2026-07-08
price per launch //$70,000,000as of 2026-07-08
flight record //111 / 116 (95.6% success)computed

faq

Who builds Long March 3B?

Long March 3B is built by China Aerospace Science and Technology Corporation (CASC). (source, as of 2026-07-08)

How many times has Long March 3B flown?

Long March 3B has flown 116 times. (source, as of 2026-07-08)

When did Long March 3B first fly?

Long March 3B first flew on 1996-02-14. (source, as of 2026-07-08)

Is Long March 3B reusable?

Long March 3B is not reusable. (source, as of 2026-07-08)