|last=9 July 2018
The Long March 3A (), also known as the Chang Zheng 3A, CZ-3A and LM-3A, is a Chinese orbital carrier rocket, part of the Long March family
History and specifications
The Long March 3A is the first variant of the Long March 3. The first stage was lengthened from to , and the third stage was enlarged and redesigned to accommodate two YF-75 rocket engines, whereas its predecessor had a single YF-73; this gave it the capability to lift into geosynchronous orbit, compared to the Long March 3's . <!-- The fairing static envelope is in diameter. and Beidou 1B on 20 December), as well as China's first Moon probe, Chang'e 1, into lunar orbit in 2007.
It formed the basis of the Long March 3B, which by adding four strap-on booster rockets increased the lifting capacity to .