This episode is dedicated in memory of Boyd Kirkland, a director and storyboard artist on the series who passed away January 27th, 2012.
At approx the 18min mark 'Starlord' mentions an 'unidentified space station' that is an exact duplicate of 'Deep Space Nine' from Star Trek: Deep Space Nine (1993).
In the comics, Iron Man becomes a member of the Guardians of the Galaxy.