Ship condition, don't let it drop to zero.
Currently available energy. You need this for everything.
What's underneath you.
Check what objects there are in the current area.
What kind of targets should be displayed after scan.
You need a target for the missiles, so use scanner first.
Pick the target by pressing the number next to it in this list.
Convert matter into energy.
Hydrogen gives you a little energy.
Radioactives are a good energy source.
Antimatter is the best energy source.
Use arrow keys to move around. Numpad and "Vi-keys" work too.
Hold shift while moving to cover distance faster.
Enter the location underneath you with Return key.
Press backspace to exit the current location and ascend to the higher level.
Navbeacons allow you to "bookmark" your location and teleport back from anywhere.
No active beacons.
Shows the items in your cargo hold.
Press F1 for help.