Rook’s video correspondence with his family leads to a serious case of homesickness that has him contemplating leaving the team. Meanwhile, Cap becomes obsessed with catching a prowler and Skip comes up with some creative solutions to help the team suit up more efficiently.

When Cap and Skip both get sick it leads to vastly different quarantine experiences for each of them. Rook is left alone with a new female member of the team. When he finds himself attracted to her, he’s forced to confront his feelings and must decide whether to act on them.

The team learns about the program’s budget cuts and what impact they will have on their mission going forward. When Elon Musk’s SpaceX sets up camp right next door, Cap, Skip and Rook invite them over for a welcoming tour and to make a mutually beneficial proposition.

When Cap becomes an unwitting participant in a psychological test created by Skip’s father, it leads to friction between the two of them. Rook proposes a game night as a team bonding exercise, but Cap has a more extreme solution in mind – to move the base.

When an angry group of ranchers threatens the team for invading their land, they’re forced to decide between abandoning the mission or standing their ground. With a cattle drive coming their way, Skip hatches a risky plan that requires them to use all their training to pull it off. Season finale.