Beyondward postade: "What if we had rockets 20 times faster than the fastest crewed rocket ever launched? That's the..."

What if we had rockets 20 times faster than the fastest crewed rocket ever launched? That's the goal of a new initiative working on fusion rockets. 

A rocket powered by fusion energy could revolutionize space travel and cut the time of a trip to  Mars from 7 months to a couple of weeks.