COSMOS

COSMOS is a four-week summer residential STEM program run by the University of California for California high school students. Students apply to one UC campus and join a cluster of two science or math courses plus a science communication course, working with UC faculty and researchers and completing a related research project. Clusters usually have 20 to 25 students, and participants live on campus. The program cost is $5,793.

Offered by University of California. Summer Program for high school students in Multiple campuses, California, USA. Format: In-person. Cost: Paid. Grades 9–12. Deadline: 2027-02-05.

Fields: STEM, Math, Engineering, Research

Key facts

Who can apply: High school students in grades 9 to 12. It takes place in person in Multiple campuses, California.
Cost: Charges tuition or a fee. Check the official page for the amount and whether financial aid is offered.
Dates: Applications open January 6, 2027 and close February 5, 2027.

Info checked October 2026.

Questions about COSMOS

When do applications for COSMOS open?

Applications open January 6, 2027 and close February 5, 2027.

Is COSMOS free?

No. It charges tuition or a fee. Check the official page for the amount and whether financial aid is offered.

Who can apply to COSMOS?

High school students in grades 9 to 12. It takes place in person in Multiple campuses, California. Age, residency and citizenship rules are on the official page.

Official program page

More summer programs for high school students