Several nights this week, between Monday and Tuesday, the south of Argentina witnessed a uncommon natural phenomenon: the southern lights.
This spectacle of lights in the sky, typically visible at latitudes near the South Pole, surprised residents and tourists in various locations in the country.
What are the southern lights?
The southern lights are luminous phenomena that occur when charged particles from the solar wind interact with the Earth’s magnetic field, generating flashes of light in the atmosphere.
These events are usually visible in the polar regions of the southern hemisphere, but their appearance at lower latitudes is exceptional.
The cause of the phenomenon.
A rare sight in the Argentine sky
During the early hours of June 3, residents of cities like Ushuaia, El Calafate, and El Chaltén shared images and videos of the southern lights illuminating the night sky.
The National Meteorological Service (SMN) also shared records of the phenomenon from Base Belgrano II in the Argentine Antarctica.
This event occurred after an intense solar storm that generated a coronal mass ejection (CME), causing a high-intensity geomagnetic storm.
According to the National Oceanic and Atmospheric Administration of the United States (NOAA), these types of phenomena can trigger visible auroras at unusual latitudes.
Scientific and environmental implications
The observation of southern lights in non-polar regions offers a unique opportunity to study the interaction between solar wind and the Earth’s atmosphere.
How the southern lights were seen. (Photo: NA).
Additionally, these events can have implications for satellite communications and navigation technology, areas sensitive to geomagnetic disturbances.
The appearance of southern lights in Argentina has sparked interest in astrotourism in the country. Regions like Patagonia, Tierra del Fuego, and the Argentine Antarctica offer ideal conditions for observing astronomical phenomena, attracting tourists and scientists interested in the study of the cosmos.
