Google trend - Aurora

Aurora - 10 things to know with detail

• Aurora is a natural light display that occurs in the Earth's polar regions, commonly known as the Northern Lights in the Northern Hemisphere and the Southern Lights in the Southern Hemisphere.
• The Aurora is caused by the interaction between the solar wind – a stream of charged particles emitted by the sun – and the Earth's magnetic field. When these charged particles collide with the Earth's atmosphere, they produce the colorful light display.
• The colors of the Aurora are determined by the type of gas molecules in the Earth's atmosphere that are being excited by the charged particles. Oxygen molecules produce green and red lights, while nitrogen molecules produce blue and purple lights.
• The Aurora can be seen in a ring-like shape around the Earth's magnetic poles, known as the auroral oval. The intensity and visibility of the Aurora depend on various factors such as solar activity, weather conditions, and the time of year.
• The best time to see the Aurora is during the winter months when the nights are longer and darker. Popular destinations for Aurora viewing include Alaska, Canada, Iceland, Norway, Sweden, and Finland.
• In addition to the traditional green and red colors, the Aurora can also appear in rare colors such as pink, yellow, and orange. These colors are usually seen at higher altitudes in the Earth's atmosphere.
• The Aurora is a recurring phenomenon that follows an 11-year solar cycle, with peak activity occurring during periods of high solar activity known as solar maximums.
• The scientific study of the Aurora is known as aurorae research, and it has contributed to our understanding of Earth's magnetosphere and the interaction between the sun and the Earth.
• The Aurora has been a source of inspiration and fascination for people throughout history, with many cultures attributing mystical or spiritual significance to the phenomenon.
• In recent years, the Aurora has become a popular tourist attraction, with many tour operators offering Aurora hunting expeditions and guided tours to see the spectacular light show in person.