Horizon - building a starship engine - Blog Tour day 5

Day 5 on the Horizon blog tour and we're thinking about how to build a starship engine over on Joanne Anderton's blog

There are no service stations in the
interstellar void, and the problem with having a huge fuel tank is that a lot
of the fuel is used up just moving the fuel. NASA estimates if you wanted to
send a space shuttle to the nearest star to our sun using current rocket
technology,