written by stephen clark, on april 18th, 2022
what: two chinese rockets deploy a radio and tv broadcasting spacecraft and an atmospheric environmental monitoring satellite.
how: on long march 3b and 4d rockets, launched just hours apart.
where: xichang launch base in sichuan province and the taiyuan launch base in northern china’s shanxi province
when: april 18th, 2022
why: to provide high definition television broadcast services, radio transmission services, and emergency communications support
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