Currently Central European Time (CET), UTC +1 Daylight saving time (Central European Summer Time (CEST), UTC +2) starts March 25, 2018 The IANA time zone identifier for Wuppertal is Europe/Berlin. Read about Wuppertal in Wikipedia
In English, it was known as pole star or north star; in Spenser, also steadfast star. An older English name, attested since the 14th century, is lodestar guiding star, cognate with the Old Norse leiÃ°arstjarna, Middle High German leitsterne. Use of the name Polaris in English dates to the 17th century. It is an ellipsis for the Latin stella polaris pole star. Another Latin name is stella maris sea-star, which, from an early time, was also used as a title of the Blessed Virgin Mary, popularized in the hymn Ave Maris Stella (8th century).
What are the northern lights? The northern lights, one of several astronomical phenomena called polar lights (aurora polaris), are shafts or curtains of colored light visible on occasion in the night sky. Polar lights (aurora polaris) are a natural phenomenon found in both the northern and southern hemispheres that can be truly awe inspiring. Northern lights are also called by their scientific name, aurora borealis, and southern lights are called aurora australis. Sten Odenwald, author of The 23rd cycle, learning to live with a stormy star (New York, Columbia University Press, c2001), provides insight to how northern lights are formed: