: a luminous phenomenon that consists of streamers or arches of light appearing in the upper atmosphere of a planet's magnetic polar regions and is caused by the emission of light from …

AURORA definition: 1. a natural appearance of coloured light in the sky that is usually seen in the latitudes (= parts…. Learn more.

Auroras are the result of disturbances in the Earth's magnetosphere caused by the solar wind. Major disturbances result from enhancements in the speed of the solar wind from coronal …

An aurora is a natural light display in the sky that is caused by particles from the sun interacting with a planet’s magnetic field. The most well-known aurora is the aurora borealis, the …

An aurora is a beautiful astronomical light show. If you look up at night and see bright bands of light, it's not an invasion by aliens: it's a natural, electrical phenomenon called an aurora. An …

Mar 31, 2025 · Aurora, luminous phenomenon of Earth’s upper atmosphere that occurs primarily in high latitudes of both hemispheres; in the Northern Hemisphere auroras are called aurora …

an atmospheric phenomenon consisting of bands, curtains, or streamers of light, usually green, red, or yellow, that move across the sky in polar regions. It is caused by collisions between air …

Meteorology bands of colored light in the upper atmosphere, visible at night in polar areas. an atmospheric phenomenon consisting of bands, curtains, or streamers of light, usually green, …

(Physical Geography) an atmospheric phenomenon consisting of bands, curtains, or streamers of light, usually green, red, or yellow, that move across the sky in polar regions. It is caused by …

To put it simply, in definition, an aurora is a natural light phenomenon in our sky that is a result of solar particles reacting with the particles of the Earth’s atmosphere.