Official websites use .mil
Secure .mil websites use HTTPS
USCGC Polar Star (WAGB 10) is seen moored ahead of deploying for Operation Deep Freeze 2026, Seattle, Nov. 20, 2025. Operation Deep Freeze is a joint service, inter-agency support operation for the National Science Foundation, which manages the United States Antarctic Program. (U.S. Coast Guard photo by Petty Officer 3rd Class Christopher Bokum)