On Monday, April 17, 2017 at 7:40:51 PM UTC-5, WaywardHorizons wrote:   
   > Hello, rec.arts.sf.science.   
   >    
   > I was thinking of the best ways to send people to other star systems, and I   
   came to the conclusion that it would take too long of a time for actual,   
   single person to get to another star system without antimatter or absurd mass   
   ratios. So I decided to    
   use a seed ship-style starship as the ship needed.   
   >    
   > But then I run right into the propulsion system again. Would an interstellar   
   seed ship use a Firefly-type fusion drive or a gigantic laser sail? How much   
   mass would the payload itself be, anyway?   
      
   You can use two propulsion systems on the ship: a laser sail to get you up to   
   speed and a fusion drive to decelerate at the objective. It cuts your fuel   
   requirements in half, for the cost of adding a laser sail.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)