In the heart of Prague, the world’s oldest functioning astronomical clock continues to draw visitors from far and wide. The over 600-year-old piece of medieval machinery is one of the most ...

The astronomical clock has been repaired many times throughout the years, and the moving gears and components restored. On May 8, 1945, the tower nearly collapsed during Nazi attacks in World War II.

If the workings of a mechanical timepiece give you a thrill, prepare to be blown away by this over-the-top astronomical clock. The horological masterpiece, which was designed by [Mark Frank] as his… ...

Check out [illusionmanager]’s Astronomical Clock which not only tells time, but shows the the positions of the planets in our solar system, the times of sunrise and sunset, the phases of the ...

This is an astronomical clock made by Song I-yeong, who was an astronomy professor in 1669 during the reign of King Hyeonjong of Joseon. The diameter of the clock is 40 centimeters (15.74 inches ...

In 2018, the iconic Orloj astronomical clock that has been the centerpiece of Prague’s Old Town Square for more than 600 years, was unveiled to the public after an extensive £2.1 million ($2.6 ...

Auctions A Towering 18th-Century Astronomical Clock, Made by a Clockmaker to King Louis XV, Could Fetch $850,000 at Auction The clock still works, even after two and a half centuries.

The 1972 debut of the leap second meant that any time the two clocks grew apart by more than 0.9 seconds, we’d get a leap second—basically pausing the atomic clock to let the astronomical one ...