how are the northern lights formed ?

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https://www.npr.org/2021/06/10/1004859458/what-causes-the-northern-lights-scientists-finally-know-for-sure

https://www.npr.org/2021/06/10/1004859458/what-causes-the-northern-lights-scientists-finally-know-for-sure
Scientists Have Proved What Causes The Northern Lights : NPR
10 juin 2021When the electrons reach Earth’s thin upper atmosphere, they collide with nitrogen and oxygen molecules, sending them into an excited state. The excited electrons eventually calm down and release…

https://www.space.com/15139-northern-lights-auroras-earth-facts-sdcmp.html

https://www.space.com/15139-northern-lights-auroras-earth-facts-sdcmp.html
Northern lights (aurora borealis): What they are & how to see them
30 juin 2023One North American Inuit legend suggests that the northern lights are spirits playing ball with a walrus head, while the Vikings thought the phenomenon was light reflecting off the armor of the…

https://www.rmg.co.uk / stories / topics / what-causes-northern-lights-aurora-borealis-explained

https://www.rmg.co.uk / stories / topics / what-causes-northern-lights-aurora-borealis-explained
What causes the Northern Lights? Aurora borealis explained
The Northern Lights are caused by solar storms that eject charged particles into space. These particles collide with atoms and molecules in the Earth’s atmosphere, creating colourful curtains of light.

https://www.bbc.co.uk/newsround/57418070

https://www.bbc.co.uk/newsround/57418070
Aurora borealis: How northern lights are created has now been … – BBC
Scientists at the University of Iowa discovered that the most brilliant auroras are made by powerful electromagnetic waves during geomagnetic storms. They used a 20m long chamber to recreate the Earth’s magnetic field and prove that electrons surfing on Alfven waves cause the light display.

https://en.wikipedia.org/wiki/Aurora

https://en.wikipedia.org/wiki/Aurora
Aurora – Wikipedia
Aurora australis seen from the ISS, 2017. An aurora (pl. aurorae or auroras), also commonly known as the northern lights (aurora borealis) or southern lights (aurora australis), is a natural light display in Earth’s sky, predominantly seen in high-latitude regions (around the Arctic and Antarctic).Auroras display dynamic patterns of brilliant that appear as curtains, rays, spirals, or …

https://www.nationalgeographic.org/encyclopedia/aurora

https://www.nationalgeographic.org/encyclopedia/aurora
Aurora – National Geographic Society
19 oct. 2023Vocabulary An aurora is a natural light display that shimmers in the sky. Blue, red, yellow, green, and orange lights shift gently and change shape like softly blowing curtains. Auroras are only visible at night, and usually only appear in lower polar regions.

https://www.britannica.com/story/what-causes-the-northern-and-southern-lights

https://www.britannica.com/story/what-causes-the-northern-and-southern-lights
What Causes the Northern and Southern Lights? | Britannica
The Sun’s corona —the outermost region of the Sun’s atmosphere, consisting of plasma (hot ionized gas)—drives the solar wind (a particle flux of protons and electrons) away from the Sun .

https://www.livescience.com/northern-lights

https://www.livescience.com/northern-lights
Northern Lights: What are the aurorae borealis? | Live Science
13 mars 2022The northern lights are a phenomenon that appear in the sky when charged particles coming from the sun slam into oxygen and nitrogen molecules in the atmosphere, ionizing those molecules and…

https://www.bbc.com/news/science-environment-26381685

https://www.bbc.com/news/science-environment-26381685
What are the Northern Lights? And how can you see them?
The Northern Lights are caused by charged particles from the sun hitting gases in the Earth’s atmosphere, in a similar way to how fluorescent light tubes and neon signs work. They occur around…

https://spaceplace.nasa.gov/aurora/en

https://spaceplace.nasa.gov/aurora/en
What Is an Aurora? | NASA Space Place – NASA Science for Kids
If you’re near the North Pole, it is called an aurora borealis or northern lights. If you’re near the South Pole, it is called an aurora australis or the southern lights. This beautiful view of the aurora was taken from the International Space Station as it crossed over the southern Indian Ocean on September 17, 2011. What makes this happen? lesoutrali bot