Have noticed that energy regening counter resets every time I use energy to mission.
As example I have full energy, do 9 energy mission and 16 energy is left. Then I think I can do two 8 energy missions, however when I do 8 energy mission it resets regening counter back to 5min and adds one energy so after 8energy mission I have 9 energy left. I think it should continue where it was when entering 8 energy mission.

Not sure is it bug or mean to be this way?