Motor RD-171MV do Soyuz 5 É Mostrado!
Video from the channel Cortes do Space Orbit about Soyuz-5, linked on its Above Ten Thousand entry. Duration: 3:18. Language: Portuguese. Video type: News.
Excerpt from a 2021 live stream in Portuguese. The presenter discusses the photo of the RD-171MV engine, intended for the Soyuz-5, shared by Dmitry Rogozin, head of Roscosmos.
He describes the Soyuz-5 as a rocket still under development, about 4.1 m in diameter. He explains that the RD-171MV derives from the RD-170 used on the Energia launcher, which also gave rise to the Atlas V's RD-180. He highlights its four combustion chambers and presents it as the world's most powerful engine.
He places the project alongside the Angara and the Soyuz-2 family and notes that it has accumulated delays.