Long March 4 Chronology

Under the geostationary communications satellite programme (Project 331), the Shanghai-based 8th Academy (SAST) and the Beijing-based 1st Academy (CALT) each submitted their proposal for the launch vehicle. With CALT’s Long March 3 design becoming successful in 1984, the SAST design became redundant but not abandoned. Instead, it was revived a few years later as the Long March 4A under the meteorological satellite programme (Project 771).

Continue reading Long March 4 Chronology