A dispute on the moon prompts NASA officials to consider arming astronauts. Ed’s past comes back to haunt him.

With a little help from Molly, Ed plans a career change—as his old Jamestown crewmates Gordo and Danielle struggle.

Nearly a decade later, technology and lunar exploration have taken huge strides—but a solar storm threatens the astronauts on Jamestown.

Margo must lead a seemingly impossible mission. Danielle wants to return to the moon. Gordo grapples with life on Earth.

As they wait for Jericho’s return, Dorothy and Sean pretend everything is fine at a tense Christmas Eve lunch.

The Marino family tragedy raises more questions about Leanne. Uncle George’s presence in the house create a problem for the Turners.

An unexpected visitor pushes everyone to their limits as Sean re-examines his past and Dorothy attempts to negotiate a delicate exchange.

The Turners scramble to prepare for a pivotal meeting. Leanne bakes a mysterious cake.

Dorothy and Sean get a hopeful sign. Leanne and Julian get to know each other better.

With a new guest in the house, Dorothy resorts to bold tactics to get what she wants.

The Turners open up a family business as a front for a more important mission.

Jericho and Leanne are missing. Dorothy devises a 72-hour game plan, while Sean and Julian continue hiding the truth.

With Natalie’s help, Sean and Julian uncover disturbing details about the cult. Dorothy sacrifices her career reputation for her family.