Mission Zero

Mission Zero

Mission Zero offers students and young people the chance to have their computer programs run in space on the ISS! Teams write a simple program to display a message to the astronauts onboard. You don’t need special equipment or coding skills, and all participants that follow the rules are guaranteed to have their programs run in space. You will also receive a special certificate showing where exactly the ISS was when your program ran!

Who can take part?

  • Anyone who is 14 years or younger
  • In teams of two to four
  • Supervised by a teacher or mentor
  • Your team needs to be from either a primary or secondary school, Scout group or coding/after school club located in an ESA Member State, Slovenia, Canada or Malta. Certified home schools will also be accepted.
  • 50% of your team must be nationals of one of the participating countries mentioned above.You can find a list of ESA Member States here.

Official Mission Zero guidelines

How to take part:

  1. Teachers/mentors register for Mission Zero and receive a classroom code
  2. Students and young people follow along with the Mission Zero project to write their programs
  3. Students and young people use the classroom code to submit their programs

Teachers and mentors:

You need to register to receive a classroom code to give your team/s when they are ready to submit.

Register for Mission Zero

Students and young people:

Already have your classroom code?

Get started on Mission Zero


To help many more people take part in their native language this year, we have also translated the Mission Zero resource, guidelines, and website into 19 different languages!

Mission Zero Languages