10 Near-Perfect Hard Sci-Fi Shows That No One Remembers Today

There is a collection of sci-fi shows that once held a strong place within the genre. However, with modern audiences fixated with either newer hits like Severance, or familiar fan-favorites like Star Trek, many underrated gems have quietly slipped under the radar. That does not mean these shows were unsuccessful in terms of quality. In fact, several featured solid stories, but never received the promotional support or cultural momentum needed to reach a wider audience.

Some of these series premiered before the rise of social media, limiting their visibility during their original run. Others were cancelled before they had the chance to build a strong following. Regardless of the reason, these overlooked sci-fi shows deserve a second chance and renewed appreciation today. Without further ado, here are the near-perfect hard sci-fi shows that no one remembers anymore.

‘Firefly’ (2002–2003)

Image via FOX

“Find a crew. Find a job. Keep flying.” Before The Expanse took over the sci-fi genre, there was Firefly. Set in 2517, Firefly follows the crew of the spaceship Serenity, a rundown Firefly-class transport ship trying to survive on the fringes of civilized space. Instead of saving the galaxy, people take on random intergalactic jobs to survive in this new world.

Just like The Expanse, there is a clear distinction between the working class and the authoritarian Alliance government. This social tension drives the series, with ordinary people crushed by institutions that think they know better. Designed in neo-Western aesthetics, these men and women are literally space cowboys.

‘Travelers’ (2016–2018)

Image via Netflix

Travelers is set in a future where civilization has officially collapsed. Instead of saving the world directly, humans develop the ability to send consciousness back through time. Rather than relying on traditional time-travel methods, a traveler’s mind is transmitted into the body of someone living in the 21st century.

One major element of the sci-fi genre is how detached and hyper-pragmatic advanced technology can become. Travelers questions the ethical repercussions of such a method. These travelers are controlled by a massive quantum AI called The Director. The machine essentially plays God — selectively picking who gets to inhabit whom for the sake of saving humanity, usually at the cost of another person’s life.

‘Counterpart’ (2017–2019)

Image via Starz

Histories collide in Counterpart, a sci-fi take on not just the espionage genre, but also the Cold War. In 1987, an experiment in East Germany accidentally created a parallel Earth, known as Alpha and Prime. At first, the world cooperated peacefully. But after a period of political distrust, the two worlds develop an unspoken spy warfare.

With parallel universes, there’s also parallel characters, which is where Howard Silk (J. K. Simmons) comes in. In Alpha, Howard is just a low-level office employee. However, his counterpart in Prime is a highly trained spy. These double identities converge when the two become involved in dimension-traversing intelligence operations.

‘Bodies’ (2023)

Image via Netflix

Four eras, four detectives, one dead body. Bodies is a time-bending, mind-twisting sci-fi thriller that explores the dangers of altering time itself. It’s an ambitious premise, spanning not two, not three, but four different timelines with four different detectives in the years 1890, 1941, 2023, and 2053. The one thing that ties them together is the discovery of the same naked dead man on the fictional Longharvest Lane in London’s Whitechapel district, bearing the same injuries.

Bodies shows that no matter which generation these detectives come from, oppression is a never-ending cycle. These four detectives experience different forms of discrimination relevant to their period, shaping how they approach the case. Some strive to bring justice, while others have questionable intentions.

‘Dark Matter’ (2024–Present)

Image via Apple TV

Quantum science takes a deadly turn in Dark Matter. By day, Jason Dessen (Joel Edgerton) is a Chicago physics professor at some unremarkable college. By night, he’s a doting husband and dad. However, his life changes when he is abducted and drugged in the middle of the night. When he finally wakes up, he learns that he’s living in another version of his life.

The parallel-universe logic in Dark Matter is inspired by the real-world theory of superposition. What initially began as a scientific research pursuit becomes something greedy corporations vie for. When the powerful successfully develop this technology, it’s only a matter of time before they use it for personal needs instead of the good they promise.

‘Planetes’ (2003–2004)

Image via Crunchyroll

The crème de la crème of space anime, Planetes follows the crew of the DS-12 “Toy Box,” part of the Space Debris Section of Technora Corporation. Their job is to clean dangerous space debris from Earth’s orbit. Though it sounds like a lowly job, the responsibility they have is tremendous. Even the tiniest speck of debris can destroy a spacecraft.

Planetes is based on a very real scientific concern: the Kessler syndrome. The idea is that when one satellite collision creates debris, that same debris can trigger even more collisions. This results in a chain reaction that causes massive space pollution. However, not everyone in Planetes can handle the responsibility, while some even experience space sickness.

‘Years and Years’ (2019)

Image via HBO

Years and Years eerily foreshadows the pessimistic state of current times. Taking place between 2019 and 2034, the series introduces the Lyons, a family of ordinary Britons who collectively face political, technological, and economic instability throughout the following years. Instead of a one-time apocalyptic disaster, the dystopia builds gradually as the crises pile up and conditions worsen.

It’s not often that the sci-fi genre uses “the family” as the victims of societal change. The Lyons are neither the government nor the rebels. They’re ordinary, middle-class people trying to survive moral decay in a world where people increasingly rely on technology to numb their pain. Meanwhile, sensationalists exploit the chaos to stir up even more division — something that feels uncomfortably familiar today.

‘Caprica’ (2010)

Image via SYFY

Intended to be the prequel to Battlestar Galactica, Caprica is set 58 years before the destruction of the Twelve Colonies. Human civilization is at peace across the Colonies of Kobol. The planet of Caprica stands as a proud symbol of technological luxury and corporate influence. However, there is nothing but smoke and mirrors.

Like most civilizations that claim to be the epicenter of advancement, it hides a rotting truth. In Caprica’s case, it’s inequality, corruption, and extremism. Following a terrorist incident, one man attempts to revive his dead daughter via digital resurrection. However, whether that new identity can survive on data and a virtual reality system is another story.

‘The 100’ (2014–2020)

Based on the young adult book series of the same name, The 100 is not to be underestimated as another CW teen melodrama. Ninety-seven years after a nuclear apocalypse destroys civilization, humanity seeks refuge in the Ark — a massive space station formed from multiple orbiting stations. With resources depleting, the Ark sends one hundred juvenile prisoners back to Earth.

Their mission is to decide whether the planet is finally livable. But instead of radiation and ruins, the 100 teens are shocked to discover that humanity on Earth is alive. These survivors have built new societies of their own, starting civilization from scratch. But such is the nature of dystopians; these teens are caught up in organized clans and political factions.

’12 Monkeys’ (2015–2018)

Image via SYFY

Loosely inspired by the 1995 film of the same name, 12 Monkeys introduces a reality where humans have gone extinct. The year is 2043 — in the aftermath of the deadly Kalavirus pandemic, Earth’s population is nearly wiped out. As for the survivors, they form a group known as Project Splinter.

Their mission is to find and prevent the origins of the apocalypse by going back in time to stop the outbreak. However, the time-traveling system is a little tricky. By transferring consciousness into different timelines, these individuals are in for a real shock when they learn that altering the past can cause serious damage to the future — even more serious than the Kalavirus itself.