Tanypteryx writes:
It turned out to be pretty well designed to allow servicing and repairs.
And THAT was what really blew my mind at the time. To think that a half century ago (when the Hubble design project started) folks were thinking "So how we gonna check the tire pressure and wipe the windscreen on that sucker" at a time when just getting shit up and keeping it there was still a major issue was mind blowing stuff.