article_snippet: For the first time, Nasa has tested one of the explosively powerful boosters that will help Nasa Space Launch System rocket reach space in 2019, and eventually take humans to Mars.
article_snippet: There will be two versions of the rocket.
article_snippet: the Space Launch System (SLS) will be used to take astronauts to Mars sometime in the 2030s, with Nasa’s Orion spacecraft being carried on top.
article_snippet: the Space Launch System (SLS) will be used to take astronauts to Mars sometime in the 2030sthe 2030s, with Nasa’s Orion spacecraft being carried on top (illustration shown)
highlights_snippet: The rocket is being designed to take astronauts to Mars in the 2030s .