Planet When subsequent planets were discovered in the 18th and 19th centuries, the naming practice was retained with "Neptūnus" (Poseidon). Uranus is unique in that it is named for a Greek deity rather than his Roman counterpart. Some Romans, following a belief possibly originating in Mesopotamia but developed in Hellenistic Egypt, believed that the seven gods after whom the planets were named took hourly shifts in looking after affairs on Earth. The order of shifts went Saturn, Jupiter, Mars, Sun, Venus, Mercury, Moon (from the farthest to the closest planet). Therefore, the first day was started by Saturn (1st hour), second
The Amazing Race 30 answering these questions: (1) What is the distance in miles that Copernicus calculated between the earth and the sun? (3,391,000 miles); (2) What is the name of the second lecturer? (Professor Bergler); (3) Which planet did Copernicus say was the second farthest from the sun? (Jupiter); (4) What is the law which causes objects to disappear as they move away from us? (Law of perspective); (5) Question not shown (blue); (6) Up to how many miles away can a lighthouse be seen? (40 miles); (7) What year did Copernicus publish his astronomical model? (1543); (8) Is the earth round or