Here we are on a normal August day and the New York Times says that the Defense Department is offering seed money to begin the very long process of designing a space ship to another star. But should we?

An actual human launching is at least a couple of centuries away and, barring the invention of Star Trek-like warp drives, could take additional centuries to complete. Whoever goes on such a journey will not be coming back.


[NYT, photo via Steve Ryan/Flickr]