Oh well... Is a space sandbox game. At the start you do main missions. The right side there are 3 bars. The 1st is the Fuel, You must becareful for the fuel or you get stranded. 2nd is the energy, Which I don't know one 💀. And the 3rd is the heat, you fire weapons longer, the bar will increase. If full... Idk
The Quarg located bottom right, Tarazed system. I don't know about the Quarg all I know that there is 3 systems of Quarg and 1 planet in Republic System.