Colonel Lev Andropov reminding us that Cloud Cuckoo Lander or not, he's still a veteran cosmonaut by repairing the second Armadillo—while it's flying over a gorge in Zero-G—so it can make the landing safely. And he's doing this while clinging to the outside. Bonus points for his Badass Boast prior to all this:
A.J.: What the hell are you doing?!
Lev: I am the only qualified astronaut here, and I am saving your American asses!"