> What are the American ones? One of them is the second Vulcan Centaur flight[2]. IIRC an SRB nozzle failed, and the other stages had to make up the missing thrust, which didn't leave enough for a deorbit burn.

[1] https://www.n2yo.com/satellite/?s=61448

I know I read about another over the last year, but can't remember of the top of my head.

I think that Centaur was sent into solar orbit.