Challange: Take a minimum of one kerbal to 1000 gm, with life support , without super-op engines(maximum tech nuclear engines, current tech) , leave a comemorial message in the place, and come back!
-banned warp drives
; reconfigured tanks, engines, life support parts.
+ use Decaying RTGs
Level 2(impossible mode)
Exactly 1969 GM( but i mean exactly)
Post screenshots with your contraption of a launcher, ship, and the list of mods.
Who makes it in less time, is the winner. Also, most important, photo with your commemorial message before and while in space.
Timeline : one week!