M-4S-2 launched the MS-T1 engineering test satellite, renamed Tansei after orbit insertion, from Kagoshima Space Center on 16 February 1971. It was the first successful Mu-series orbital launch.
M-4S-2 launched the MS-T1 engineering test satellite, renamed Tansei after orbit insertion, from Kagoshima Space Center on 16 February 1971. It was the first successful Mu-series orbital launch.