Watch NASA news conference live on

Watch live as NASA details its much-delayed plans for the rocket, called the Space Launch System, which will cost about $35 billion. It will carry astronauts in a capsule on top and start test launching in six years.

Watch it live on beginning at 9 a.m. We will bring you details on what this announcement means to Marshall Space Flight Center on WAFF 48 News at Noon and throughout the day.