On this day in History - March 25

1655 – Saturn’s largest moon, Titan, is discovered by Christiaan Huygens.

1807 – The Swansea and Mumbles Railway, then known as the Oystermouth Railway, becomes the first passenger-carrying railway in the world.

1979 – The first fully functional Space Shuttle orbiter, Columbia, is delivered to the John F. Kennedy Space Center to be prepared for its first launch.