NASA Delays First SLS Launch to 2018

NASA Completes Key Review of World's Most Powerful Rocket in Support of Journey to Mars

"This decision comes after a thorough review known as Key Decision Point C (KDP-C), which provides a development cost baseline for the 70-metric ton version of the SLS of $7.021 billion from February 2014 through the first launch and a launch readiness schedule based on an initial SLS flight no later than November 2018."

NASA Holds Teleconference Today to Discuss Progress on World's Largest Rocket

"NASA officials will hold a media teleconference at 4 p.m. EDT today to discuss the agency's progress on the Space Launch System (SLS), the heavy-lift rocket under development to take humans beyond Earth orbit and to Mars. The teleconference will be streamed live on NASA's website at: http://www.nasa.gov/newsaudio"