Russia is working on a new propulsion system that has the potential to revolutionize space travel.
Despite all the technological advances that have been made over the last few decades, traveling around the solar system is something that is still significantly limited by our ongoing reliance on conventional chemical propulsion systems which are slow, heavy and expensive.
While NASA is still basing its future plans for a manned mission to Mars on long-haul voyages, Russia has been working on something a little bit more immediate – a nuclear engine with the potential to carry astronauts to the Red Planet within as little as six weeks. –
See more at: http://www.unexplained-mysteries.com/news/292632/nuclear-engine-could-get-to-mars-in-six-weeks#sthash.5cHXS5xL.dpuf