I'm pretty sure most stars will have planetary systems. It's the norm, not the rarity. I was saying this 20 odd years ago...the same thing will be applied to life too in the future.
Haha, he will never be anything other than Con from the Castle in his track suit, certainly not Nero.
If you want an insight into the "real" Eric Bana, check out "Love the Beast", the excellent doco about his one true love - his 1974 Ford XB Falcon Hardtop. http://www.lovethebeast.com.au/
(Should be available for download on SBS On Demand, and most streaming video sites.)