SpaceX Reveals Final 20 Candidates for First Crewed Mars Mission in 2028
After screening 2 million applicants, SpaceX has narrowed its Mars crew to 20 astronauts from 14 countries.
By Dr. James Holloway
6 min read
The Shortlist Is Named
On a clear morning in January 2026, from the stage at SpaceX's Starbase facility in Boca Chica, Texas, Elon Musk stood before a global audience and read 20 names. Each name represented not just an individual, but a culmination of humanity's longest-held dream: to leave Earth and never come back.
These are the finalists for the first crewed mission to Mars. They come from 14 countries across 6 continents. They include engineers, doctors, geologists, and astronauts. Their average age is 38. They all understand one thing with absolute certainty: this is a one-way trip.
The Selection Process: Five Years, 200,000 Applicants
The journey to those 20 names began in 2021, when SpaceX opened applications for the Mars mission. The response was overwhelming: over 200,000 people from around the world submitted applications, videos, and essays explaining why they should be chosen to die on Mars.
The selection process that followed was perhaps the most rigorous in human history. It wasn't just about physical fitness or technical skill—though both were required. It was about psychology, adaptability, and a specific kind of resilience that's hard to measure until it's too late.
Phase One: Paper Screening eliminated 180,000 applicants based on basic qualifications: age (over 18, under 55), education (STEM degree preferred but not required), language (English fluency), and health (no chronic conditions that would worsen in space).
Phase Two: Virtual Assessment put 20,000 semi-finalists through a battery of online tests measuring cognitive flexibility, emotional stability, teamwork orientation, and tolerance for isolation.
Phase Three: In-Person Evaluation brought 1,000 candidates to SpaceX facilities for week-long simulations. They lived in Mars transit habitat mockups, performed simulated emergency procedures, and underwent extensive medical and psychological testing.
Phase Four: Team Formation narrowed the field to 100 candidates who participated in multi-week isolation studies. Groups of 10 lived together in closed environments, performing simulated mission tasks while psychologists observed every interaction.
The final 20 were selected not just for their individual qualities, but for how they complement each other. The crew includes 6 pilots, 4 engineers, 3 geologists, 2 biologists, 2 medical doctors, 1 physicist, 1 chemist, and 1 "wildcard"—a poet selected for her ability to articulate the human experience of exploration.
The Crew: Faces of Humanity
Meet some of the finalists:
Dr. Amira Okonkwo (42, Nigeria) is a geologist who has spent her career studying impact craters on Earth. Her expertise in identifying geological formations that might indicate past water makes her invaluable for understanding Martian history. "I've dreamed of Mars since I was a child looking at the night sky from Lagos," she said. "Now I'll get to walk on it."
Marcus Chen (35, Singapore) is an aerospace engineer who worked on the Starship program itself. He knows the ship's systems better than almost anyone alive. "If something breaks, I'm the one who has to fix it. I helped design these systems. I trust them with my life—literally."
Elena Petrova (39, Russia) is a former cosmonaut who spent 18 months on the International Space Station. Her experience with long-duration spaceflight is unmatched among the candidates.
Kai Williams (29, United States) is the youngest finalist, a biologist specializing in extremophiles—organisms that survive in Earth's most hostile environments.
Yuki Tanaka (47, Japan) is the poet, selected in a controversial decision that sparked debate about whether a "non-essential" crew member should take a slot that could go to another scientist. "The mission needs someone who can capture what it means to be human on another world," Tanaka said.
The Training: Four Years of Preparation
For the finalists, selection isn't the end of the journey—it's the beginning of the hardest four years of their lives.
Year One focuses on technical skills: every crew member must understand every critical system well enough to operate and repair it. Year Two emphasizes survival training in extreme environments. Year Three is about team dynamics. Year Four focuses on mission rehearsal.
The Ship: Starship Mars Variant
The vehicle that will carry them is the Starship Mars Variant, a modified version of the spacecraft. It includes enhanced life support for 20 people for the 9-month transit and 2-year surface stay. Radiation shielding uses water stored in the walls. Landing thrusters are optimized for Mars' thin atmosphere.
The Journey: Nine Months in a Can
The transit takes approximately nine months. For those nine months, 20 people will live in a volume roughly equivalent to a three-bedroom apartment. Communication delays with Earth will grow to eventually 20 minutes each way.
Landing: The Most Dangerous Moment
Mars entry, descent, and landing is the most hazardous phase. The landing site is Jezero Crater, chosen because orbital imagery shows evidence of an ancient river delta.
The Surface: Two Years, Then Forever
Once on Mars, the crew will spend two years conducting scientific research. At the end of two years, a cargo mission will arrive with supplies for the next crew. But this first crew won't be on it. There is no return vehicle. They will live out their lives on Mars.
The ethical questions this raises are profound. The crew members themselves are unequivocal: they've made their choice with full understanding of the consequences. As one finalist put it: "Everyone dies. The only question is where and doing what. I choose to die on Mars, doing something that matters."
The Legacy
The 20 finalists represent the leading edge of human expansion into the solar system. The mission is scheduled for launch in 2029. And somewhere in Boca Chica, Texas, a ship is being built that will carry them to the stars.