10,000 is a bit much.
For a good example of an interstellar colony, you need to look no further than Iceland. It's population is descended from far less than 10,000 individuals.
Space/Science » in reply to Re: New idea for interstellar generation ship
For a good example of an interstellar colony, you need to look no further than Iceland. It's population is descended from far less than 10,000 individuals.