Season 4
2023 · 10 episodes · 10h 14m in all · 7.0/10
Rocketing into the new millennium in the eight years since season three, Happy Valley has rapidly expanded its footprint on Mars by turning former foes into partners. Now 2003, the focus of the space program has turned to the capture and mining of extremely valuable, mineral-rich asteroids that could change the future of both Earth and Mars. But simmering tensions between the residents of the now-sprawling international base threaten to undo everything they are working towards.

Episodes

1. Glasnost
9 Nov 2023 · 71 min · 7.0/10
Eight years later, a new mission begins: Capture an asteroid. Aleida and Danielle are still haunted by events from the past.

2. Have a Nice Sol
16 Nov 2023 · 56 min · 6.8/10
New Helios employees arrive on Mars as NASA undergoes major changes.

3. The Bear Hug
21 Nov 2023 · 74 min · 7.1/10
Miles tries to make ends meet. Margo finds herself pulled into a dangerous situation.

4. House Divided
30 Nov 2023 · 62 min · 6.6/10
An accident on Mars strains relationships, while Miles embarks on a risky venture.

5. Goldilocks
7 Dec 2023 · 60 min · 6.7/10
A discovery sends teams across Earth and Mars scrambling for answers.

6. Leningrad
14 Dec 2023 · 59 min · 7.0/10
Unlikely partnerships are formed at a high-stakes international conference.

7. Crossing the Line
21 Dec 2023 · 46 min · 7.2/10
A group on Mars takes drastic measures. Margo grapples with a new assignment.

8. Legacy
28 Dec 2023 · 55 min · 6.8/10
Plans are made with interplanetary ramifications. Ed begins working with an unexpected partner.

9. Brazil
4 Jan 2024 · 50 min · 7.3/10
Things start to go awry just as an important mission approaches a critical juncture.

10. Perestroika
11 Jan 2024 · 81 min · 7.9/10
Tensions on Earth and Mars come to a head.
For All Mankind Season 4: quick answers
How many episodes are in For All Mankind Season 4?
Season 4 of For All Mankind has 10 episodes, about 10 hours in total.
When did For All Mankind Season 4 come out?
Season 4 premiered on 9 Nov 2023.
What is the best episode of For All Mankind Season 4?
By viewer score, episode 10, “Perestroika”, at 7.9/10.