credit: NASA / caption: the VASIMR engine could be on the ISS by 2015

Click here to go to the webpage to listen to the 3min 43s interview with Ad Astra Rocket company president and chief executive Franklin Chang Diaz, former NASA astronaut and inventor of the VAriable Specific Impulse Magnetoplasma Rocket (VASIMR). Chang Diaz talks about his plans for VASIMR and co-operation with NASA that could see commercial services for the propulsion technology during this decade. Above is a NASA created image of the company’s VX-200-1 VASIMR flight engine installed on the International Space Station