Approximately how many stars are visible with the naked eye in the night sky? (1) Where in the night sky can you observe the famous double star system Mizar and Alcor? (2) What kind of celestial object is Neowise C/2020 F3 and what makes it special? (3) Which very intense meteor shower is taking place annually in December? (4) What are the names of the following three well-known constellations? (5) (6) (7)
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