As of version 0.18.4, no. Everything is unlocked from the beginning.
Space missions are important because they discover stuff. They also find out stuff about things they didn't know about before. Space missions are also kind of cool in a way.
So we can learn about planets and stuff beyond earth
i dot know report this to the comunnity instead of my stuff
A space station aids in exploration because it can be used to collect data.
Aluminum, HRSI tiles, TPS, Q-felt, and stuff
The Right Stuff
American astronauts It was about the start of the American space program in the 1950's and 60's.
You have to do different stuff.
cheat codes!)
Yes you can unlock things on it you just have to find them.
doo some stuff doo some stuff doo some stuff
Because its fun! and when you cheat, you unlock stuff, then you get more points which unlock fun stuff!
challenges and stuff
collecting lots of coins will unlock you kart customations.
beating the races that unlock stuff
There is a lot of space to do naughty stuff in, and apparently it is good to look at (space and stars and moon, not naughty Stuff).
stuff