new Ariane 6 launcher, according to Daniel Neuenschwander, director of space transportation at the ESA. Ariane 5 flew its final mission on 5 July 2023.

Vehicle description

Cryogenic main stage

Ariane 5's cryogenic H173 main stage (H158 for Ariane 5G, G+, and GS) was called the EPC (Étage Principal Cryotechnique -- Cryotechnic Main Stage). It consisted of a 5.4 m diameter by 30.5 m high tank with two compartments, one for liquid oxygen

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