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Deslumbrantes exhibiciones: el surgimiento de la aurora boreal
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Astronomers believe that the increased visibility of the Northern Lights is due to the current phase of the sun’s 11-year cycle. The sun goes through periods of high and low activity, known as solar maximum and solar minimum. During the solar maximum phase, the sun is more active and produces more solar flares and eruptions. These eruptions release charged particles into space, which can interact with Earth’s magnetic field and create auroras.
The current solar cycle, the 25th since 1755, began in 2019 and is expected to peak in the coming year. This means that we are currently in a period of heightened solar activity, with more solar flares and eruptions occurring than during the solar minimum phase. These eruptions send charged particles hurtling towards Earth, where they interact with Earth’s atmosphere to produce the dazzling light display of the Northern Lights.
One recent event that contributed to the increase in Northern Lights sightings was a large sunspot eruption on the sun’s surface. This eruption sent a stream of charged particles towards Earth, creating intense auroras that were visible across much of the United States. The charged particles from the eruption interacted with Earth’s atmosphere near the magnetic poles, producing the characteristic glowing lights of the Northern Lights.
During periods of high solar activity, such as the current solar maximum, more sunspots are visible on the sun’s surface. These sunspots are often associated with Coronal Mass Ejections, which are massive bursts of charged particles that can travel towards Earth and create more intense auroras. This means that during periods of high solar activity, such as the current solar maximum, we are more likely to see spectacular displays of the Northern Lights.
In order to witness the Northern Lights, it is important to be in a dark location, away from artificial light pollution, and in a cloud-free area. The best time to view the Northern Lights is during the nighttime hours when the sky is dark. By stargazing in a dark location, you can increase your chances of seeing the Northern Lights and experiencing the breathtaking beauty of this natural phenomenon.
In conclusion, the increased visibility of the Northern Lights in recent years is likely due to the current phase of the sun’s 11-year cycle. As we enter the peak of the solar maximum phase, we can expect to see more frequent and intense displays of the Northern Lights. By taking advantage of this heightened solar activity and finding a dark, clear location to view the lights, you can witness one of nature’s most spectacular shows and marvel at the beauty of the Northern Lights.
Sobre el autor / Anna Munhoz
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