article_snippet.sent: Other projects to be worked on include improved habitats for humans, and small satellites to explore deep space.
article_snippet.sent: The rocket that will send them on them way will be the Space Launch System, illustrated, which will complete an unmanned flight in 2019 - and the Space Launch System will have room for some secondary payloads to go to deep space .
article_snippet.sent: This work ultimately will inform the strategy to move human presence further into the solar system.
article_snippet.sent: Previously, Boeing outlined the six steps needed to land and return on Mars (illustrated).
article_snippet.sent: Two are already in production - the Orion spacecraft and SLS rocket.
article_snippet.sent: The other four things needed are a large 'tug' spacecraft, a habitat, lander and an ascent vehicle - all of which Nasa is hoping to develop in the next decade or so .
highlights_snippet.sent: Others include new types of habitation and small deep space satellites .