Generate a random astronaut or cosmonaut, from Space Race pioneers to today's International Space Station crews, for trivia, writing inspiration, or learning something new.
An astronaut is a person trained to crew a spacecraft, a term used by NASA and most Western agencies, while Russia uses cosmonaut and China taikonaut. Fewer than 750 people have reached space since 1961, and selection rounds routinely draw over 10,000 applicants for a handful of places. Training runs several years and covers spacecraft systems, robotics, geology, Russian, and long hours underwater in neutral buoyancy pools that approximate weightlessness. Where space begins is not settled: the Kármán line at 100 kilometres is the common standard, but the United States has long awarded astronaut wings from 80.
This generator draws from a curated list of real astronauts and cosmonauts across five categories -- Space Race Pioneers, Apollo Moonwalkers, Space Shuttle Era, ISS & Modern Era, and International Astronauts -- from the first humans in orbit to the crews flying today's space station missions.
Every result here is drawn using crypto.getRandomValues() -- the Web Crypto API's cryptographically secure randomness -- instead of Math.random(), so it's genuinely unpredictable, not just statistically random. Learn more.
Teachers and students use it to spark a report topic or trivia round on space history. Writers and game designers use it to name a character, mission, or space-themed setting. It's also a quick way to discover a spacefarer you've never heard of, settle on a name for a project or pet, or just learn something new about the history of human spaceflight.
Generate draws one astronaut at random from the full pool using the site's cryptographically secure randomness, guaranteed not to repeat whatever result is currently showing in single-result mode. Filtering by category narrows the pool before drawing, and each single result comes with a short description of the astronaut's nationality or agency and their most notable spaceflight achievement.
A sample of what this generator can draw, spread evenly across the full list:
All of them are real astronauts and cosmonauts who have actually flown to space, including the facts in their descriptions -- nothing here is invented.
Yes -- use the filter button to pick one or more of the five categories. Generate will then only draw from astronauts in the categories you've selected.
Not in single-result mode -- each new roll is guaranteed to differ from the one currently on screen.
Yes -- the International Astronauts category covers notable spacefarers from countries including China, Canada, the UK, Italy, France, Germany, India, and Japan.
Space Mission · Space Agency · Rocket · Space Telescope