Take some structure from something like fantasy football:
For a QB you have;
Passing yards: 350 (35 points)
Passing TD: 3 (6x3 18 points)
Interception: 1 (-3 points)
Sacked: 2 (-2 points)
Rushing Yards: 15 (1.5 points)
Rushing TD: 0
Fumble: 0
= 49.5 points
Now swap the stat lines for IC events
Planets Expo:
Planets Taken:
Planets Lost:
Number of aid sent:
Number of aid received:
Something to work off of possibly.