Future History Timeline

2000-3000
	colonization of solar system
	development of space habitat, propulsion tech.
	trend toward political balkanization

3000-4000
	interstellar colonization (avg. speed 0.01 c)
	12 star systems w/in 10 ly

4000-5000
	interstellar colonization (avg. speed 0.05 c)
	~1200 star systems w/in 60 ly