Margo faces shock and betrayal, Aleida uncovers Sergei’s death, and a hijacker’s plot alters Mars’ orbit. Tragedy and political intrigue ensue.
Things start to go awry just as an important mission approaches a critical juncture
Plans are made with interplanetary ramifications. Ed begins working with an unexpected partner.
A group on Mars takes drastic measures. Margo grapples with a new assignment
Unlikely partnerships are formed at a high-stakes international conference.
A discovery sends teams across Earth and Mars scrambling for answers.
An accident on Mars strains relationships, while Miles embarks on a risky venture.
Miles Tries to make ends meet. Margo is pulled into a dangerous situation.
New Helios employees arrive on Mars as NASA undergoes major changes.
Eight years later, a new mission begins: Capture an asteroid. Aleida and Danielle are still haunted by events from the past.
Tensions between the U.S. and the Soviet Union reach an all-time high on the moon, throwing multiple missions into jeopardy.
The rivalry between American astronauts and Soviet cosmonauts intensifies as last-minute changes impact the Pathfinder mission plan.
Gordo returns to space. Molly faces an upsetting new reality. Aleida confronts her first major hurdle at work.
Ellen is challenged by her new role. Margo’s allegiances are put to the test. Karen explores new opportunities – personally and professionally.
American astronauts and NASA leadership prepare for a new mission with unlikely partners. Ellen gets in touch with an old friend.
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