AURORAL Definition Meaning - Merriam-Webster : 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 lines Recent Examples on the Web
Aurora - Wikipedia Auroras are the result of disturbances in the Earth's magnetosphere caused by enhanced speeds of solar wind from coronal holes and coronal mass ejections These disturbances alter the trajectories of charged particles in the magnetospheric plasma
Aurora | Location Facts | Britannica 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
Auroral - Definition, Meaning Synonyms - Vocabulary. com An aurora is an astronomical phenomenon, when colored lights seem to shimmer in the sky Auroral refers to that display––you might describe it as a show of auroral light The best known aurora is the aurora borealis, otherwise known as the northern lights
Auroral - definition of auroral by The Free Dictionary 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
What is the aurora? - NASA Named for the Roman goddess of dawn, the aurora is a mysterious and unpredictable display of light in the night sky The aurora borealis and aurora australis – often called the northern lights and southern lights – are common occurrences at high northern and southern latitudes, less frequent at mid-latitudes, and seldom seen near the equator