Aurora colors: What causes them and why do they vary?
Nov 20, 2024 · Here we learn what causes the different colors in the aurora borealis (northern lights) and the aurora australis (southern lights).
Aurora Colors Explained – Southern and Northern Lights
Blue [100-300 km (60- 180 mi)]: Excited nitrogen molecules (N2 +) release blue light when they return to a more stable energy state. Whether an aurora is blue, blue-green, or yellow-green …
Understanding aurora colors; the science behind the display
Oct 11, 2024 · Blue: Created by interactions with nitrogen at lower altitudes (below 60 miles), giving a vivid blue hue. Blue aurora’s are more rare than red and green and typically seen …
The Colors of the Aurora - U.S. National Park Service
Oct 26, 2021 · High altitude blue aurora tells us that ions that are generated in the aurora are pulled out of the atmosphere into space. And the colors themselves tell us the composition of …
Have you ever seen blue Aurora Borealis
Nov 24, 2020 · Have you ever seen blue Aurora Borealis? When people think of the aurora, they generally picture green or purple. If you have never seen the aurora with your own eyes, it is …
What Are the Colors of Northern Lights | Arctic Adventures
Aug 23, 2023 · The Northern Lights, or Aurora Borealis, are a magical experience that draws people worldwide to the Northern Hemisphere, particularly to Iceland. Whether it's the green or …
Oxygen emits either a greenish-yellow light (the most familiar color of the aurora) or a red light; nitrogen generally gives off a blue light. The oxygen and nitrogen molecules also emit …
The Colours of the Northern Lights | Aurora Borealis - Perlan
Blue auroras are rarer than green or red. They occur at lower altitudes, usually below 60 miles (100 kilometres). Blue is produced when electrons collide with nitrogen molecules in the upper …
Why are there different Northern Lights colours? - Aurora Nights
Dec 2, 2023 · Most Northern Lights are green in colour but sometimes you’ll see a hint of pink, and strong displays might also have red, violet and white colours, often seen by aurora …
How do the Northern Lights appear in different colours? - Aurora …
Blue and purple are also colours which are seen less frequently and again, they tend to appear when solar activity is high. In this case, the colours are caused by particles colliding with our …