A multi-round astronomy and astrophysics exam, starting with a First Round exam proctored in person at your school by a teacher, that selects the U.S. team for the International Olympiad on Astronomy and Astrophysics (IOAA). Any student can take the First Round exam. Registration costs $30 per student ($20 if five or more from your school register), and financial aid is available for students who can't pay. Top scorers advance through the National Assessment Competition and a final exam; only U.S. citizens or permanent residents who are high school students can represent the U.S. at IOAA.
Who can apply
FieldsAstronomy · Astrophysics · Physics
Logistics
AwardsTop scorers advance through the NAC and a final exam to represent the USA at the International Olympiad on Astronomy and Astrophysics (IOAA).
Applying
You submitYour teacher (proctor) registers you for the First Round exam via the USAAAO online form; results determine advancement to later rounds.