: 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 atoms excited by electrons accelerated along the planet's magnetic field …

What is the auroral oval? What makes the colors of the aurora? What is the altitude of the aurora? What are the types of aurora? Can you hear the aurora? Can you predict when and where there will be aurora? What is the solar wind? What are Kp …

Auroras are most commonly observed in the "auroral zone", [6] a band approximately 6° (~660 km) wide in latitude centered on 67° north and south. [7] The region that currently displays an aurora is called the "auroral oval".

20 hours ago · A rare extreme geomagnetic storm, or level 5, hit Earth in May 2024, causing colorful auroral displays in parts of the world that rarely glimpse them. During the May geomagnetic storm, tractor ...

Nov 21, 2024 · In the Northern Hemisphere, the phenomenon is called the northern lights (aurora borealis), while in the Southern Hemisphere, it's called the southern lights (aurora australis). The bright...

AURORAL definition: 1. related to the light in the sky of an aurora (= a natural appearance of coloured light in the…. Learn more.

Feb 4, 2025 · Also known as the northern lights (aurora borealis) or southern lights (aurora australis), auroras are colorful, dynamic, and often visually delicate displays of an intricate dance of particles and magnetism between the Sun and Earth called space weather.

5 days ago · Auroral emissions typically occur at altitudes of about 100 km (60 miles); however, they may occur anywhere between 80 and 250 km (about 50 to 155 miles) above Earth’s surface.

Define auroral. auroral synonyms, auroral pronunciation, auroral translation, English dictionary definition of auroral. n. pl. au·ro·ras or au·ro·rae 1. A luminous atmospheric phenomenon appearing as streamers or bands of light sometimes visible in the night sky in northern...

Mar 26, 2025 · The auroral activity seen on Neptune is also noticeably different from what we are accustomed to seeing here on Earth, or even Jupiter or Saturn. Instead of being confined to the planet’s northern and southern poles, Neptune’s auroras are located at the planet’s geographic mid-latitudes — think where South America is located on Earth. ...