[GenXPolymath]

“Sad thing about the Starliner relying on a Russian RD-180 engine to get them of the ground.”

There is only 16 Atlas V rockets left.ULA is burning through the last of it’s inventory. They discontinued the Atlas V as of 2021. The new Vulcan rocket uses the BE4 LOx/CH4 engine from Blue Origin. that is the direct replacement of the Atlas V it’s being human rated this year. So the long term launcher is using Jeff Bezo engines.

[TexasGator]

Boeing’s Starliner is considered four years behind Elon Musk’s SpaceX Crew Dragon, which has already carried 50 astronauts, Russian cosmonauts and civilians on 13 orbital flights since 2020, all but one to the space station. But Williams and Wilmore say the Starliner is safer and more capable than the competition, with multiple upgrades.

https://www.avweb.com/aviation-news/long-awaited-starliner-launch-breaks-a-six-decade-draught/

[PIF]

So the long term launcher is using Jeff Bezo engines.

—
If it ever works.