Eagle eye viewers may see the Tshirt Eliot is wearing under his buttoned flannel at the end is actually for Carson Hardware, his Dad's old hardware store, the path Eliot was supposed to follow.
In a cameo, Hardison is on a video call with the team while he's in space. This is a callback to the original Leverage: The Juror #6 Job (2008). Nate tells Hardison that he could do anything if he applied himself. Being an astronaut was one of Hardison's responses.