A joint mission brings about conflict between crew members.

The Martian crew debates how to save the life of one of their own.

As NASA scrambles to prepare for the launch to Mars, Margo is confronted with a harsh personal reality.

Nearly 10 years have passed. Danielle and Ed attend a celebration, where things take a terrifying turn.

A commercial spaceflight company makes an announcement. The choice over who’ll command the Mars mission leads to a shift in personnel.

Gordo returns to space. Molly faces an upsetting new reality. Aleida confronts her first major hurdle at work.

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

Deke must recruit female astronauts after Russia lands a woman on the moon.

A training accident spurs a national debate about women astronauts.

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

Director von Braun opposes President Nixon’s directive, with dire consequences.

A dry thunderstorm rolls over LA, bringing in a series of lightning strike emergencies for the 118 and leaves a first responder’s life hanging in the balance. Athena and May…

To celebrate their one-year anniversary, Eddie reluctantly agrees to take Alison to the see a modern remake of Romeo and Juliet. But when Louis and Alison’s dad bond over their…

The NCIS team join forces with the FBI when a group of grisly murderers known as “The Body Stitchers” returns after evading capture by NCIS years ago. Also, Sam’s dad…

After receiving an interesting proposal from an unexpected source, Nancy struggles with a decision involving a questionable business.