MINNEAPOLIS (WCCO) — NASA scientists and planet lovers everywhere are cheering the Pluto space probe, which is now sending images of the dwarf planet back to Earth. The cost of the 10-year voyage is raising eyebrows, but not for the reasons you might think. (snip) The edge-of-the-solar-system breakthrough cost $720 million. That’s less than the cost of the $1 billion Vikings stadium. And less than half the $1.7 billion price tag of the Southwest Rail Project.