Image When 9 a.m. – Noon, Nov. 25, 2026 event Add to Calendar Add Event to Calendar Early Closure 9 a.m. – Noon, Nov. 25, 2026 Select your calendar type below: Google iCal File Outlook Enterprise (Office 365) Outlook Personal (outlook.com) Yahoo! NASA will be closing early on November 25, 2026 and will re open on November 30, 2026 with regular hours from 9am to 5pm.