On this day: November 4
NASA Launches Mars Pathfinder Spacecraft
On November 4, 1996, NASA successfully launched the Mars Pathfinder mission—sending an innovative lander and rover system toward Mars to demonstrate low-cost, highly capable surface exploration techniques.
U.S. Embassy in Tehran Seized by Iranian Students, 1979
On November 4, 1979, militant Iranian students stormed the U.S. Embassy in Tehran and took 52 American diplomats and citizens hostage, beginning a 444-day crisis that reshaped U.S.-Iran relations and global diplomacy.