Researching crew luck decreases the number of crew members required for planet missions. Research it while in orbit and you will see the number of crew members required for each away mission decrease.
Would it be possible to add a second bar the the vents that would display how much of their heat removal capacity is being used? That might help us avoid the sudden overheat issues.
 "Destination Kepler"){kind=icon}
 "Reactor Incremental"){kind=icon}
 "Robot Rising"){kind=icon}