Comment Re:"JUST" 12 light years? LOL. (Score 1) 420
Right: http://en.wikipedia.org/wiki/Oberth_effect
It seems counter-intuitive, but doing a burn as close as possible to the sun (probably getting there using a bi-elliptic transfer) will give a huge boost to velocity, as compared to just flying in a straight line away from the sun, given a high enough delta-V budget.