With early college admissions rolling in, Devi’s in for more than one surprise. Kamala warns a smitten Pati about Len. Ben overhears a hurtful comment.

A joint mission brings about conflict between crew members.

After a sudden crisis, the Martian crews pull together.

The rivalry between American astronauts and Soviet cosmonauts intensifies as last-minute changes impact the Pathfinder mission plan.

A surprise maneuver during the journey to Mars provokes desperate measures.

Tensions between the U.S. and the Soviet Union reach an all-time high on the moon, throwing multiple missions into jeopardy. Season finale.

The race to land first on Mars brings together unexpected allies.

Ed’s reckless behavior at NASA shakes the foundation of the Baldwin family. Tracy attempts to readapt to life in space.

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

Axl feels embarrassed when he and Sue are asked to work on a school project together; Brick’s school therapist (Dave Foley) tries to help him make friends.