Season pulse
Episodes
10 episodes
Polaris
Nearly 10 years have passed. Danielle and Ed attend a celebration, where things take a terrifying turn.
Game Changer
A commercial spaceflight company makes an announcement. The choice over who'll command the Mars mission leads to a shift in personnel.
All In
As NASA scrambles to prepare for the launch to Mars, Margo is confronted with a harsh personal reality.
Happy Valley
A surprise maneuver during the journey to Mars provokes desperate measures.
Seven Minutes of Terror
The race to land first on Mars brings together unexpected allies.
New Eden
The astronauts move quickly to build Martian bases.
Bring It Down
A joint mission brings about conflict between crew members.
The Sands of Ares
After a sudden crisis, the Martian crews pull together.
Coming Home
Plans to leave Mars are complicated by an unforeseen issue.
Stranger in a Strange Land
The Martian crew debates how to save the life of one of their own.