Rocket21, The National Institute of Aerospace (NIA), and National Aeronautics and Space Administration (NASA) today announced the final phase of Journey to Mars Voices Challenge, a series of innovative activities and competitions designed to engage middle and high school youth in learning about and helping to solve challenges that must be overcome to make the Journey to Mars a reality.(PRWeb February 03, 2016)Read the full story at http://www.prweb.com/releases/Rocket21/JourneytoMars/prweb13194493.htm