The Hubble team over at NASA has confirmed what it's suspected for a while: that our galaxy is destined for a direct collision / love fest with Andromeda, culminating in the birth of "Milkomeda." But don't go lobbying Virgin Galactic for ring-side tickets just yet because the fireworks won't go off for another four billion years -- and last another two billion after that. Scientists also predict that the earth won't be threatened thanks to the sheer amount of