Event on November 3, 2026 at 11:45AM

November 3, 2026 at 11:45 AM is in the future, so it can’t be an event from 1 month to 1,000 years ago. If you mean a historical event on November 3, Sputnik 2 was launched on November 3, 1957; its launch was not at 11:45 AM.