NASA Image of the Day: NASA Concludes Summer of Testing with Fifth Flight Controller Hot Fire

NASA engineers closed a summer of successful hot fire testing Aug. 30 for flight controllers on RS-25 engines that will help power the new Space Launch System (SLS) rocket being built to carry astronauts to deep-space destinations, including Mars.

August 31, 2017 from NASA http://ift.tt/2xyYAm6