NASA International Space Apps Challenge
Fri, Oct 03
|Downtown Seattle, Seattle, WA, USA
Join the world’s largest annual hackathon!


Time & Location
Oct 03, 2025, 7:00 PM PDT – Oct 05, 2025, 3:30 PM PDT
Downtown Seattle, Seattle, WA, USA
About the event
It's NASA's hackathon in the city that unites tech and space! This year at Space Apps Seattle, you'll get to connect with NASA's global mission and the amazing local scene. Grab some food from local sponsors and meet and mingle with fellow enthusiasts. Hack like there's no tomorrow with judges and mentors drawn from the local space community!
Join us if you are...
A programmer, a data scientist, an engineer, a storyteller, a student, an educator, a project manager, an entrepreneur
You love data and you want to transform NASA’s open data sets into real world applications
You are passionate about space and you want to join in building our future together for the benefit of humanity.
You love hardware. Yes! Hardware projects welcome - Space Apps is more than “apps”! Grab your favorite board and dream up a solution for Earth or your own mission in space.