Starsector 0.97a is out! (02/02/24); New blog post: Simulator Enhancements (03/13/24)
"GEDUNE, stop venting in front of your classmates!"
The game was completed 8 years ago and we get a free expansion every year.
Arranging holidays in an embrace with the Starsector is priceless.
There's a possibility that it's specific to your particular setup, I think. Would be interesting to hear if this (F1 or fn-F1) works for other Mac users or not - I mean, I know it does for me.