NASA Alters 1st Orion/SLS Flight - Bold Upgrade to Deep Space Asteroid Harbinger Planned

NASA managers have announced a bold new plan to significantly alter and upgrade the goals and complexity of the 1st mission of the integrated Orion/Space Launch System (SLS) human exploration architecture - planned for blastoff in late 2017. The ambitious first flight, called Exploration Mission 1 (EM-1), would be targeted to send an unpiloted Orion