Aurora - Wikipedia
WEBAn 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 lights that appear as curtains, rays ...
Earth Matters - Citizen Scientists Capture Brilliant Photos of the Aurora
WEB4 days ago · Citizen Scientists Capture Brilliant Photos of the Aurora. On May 11, 2024, the day-night band of VIIRS (Visible Infrared Imaging Radiometer Suite) on the Suomi NPP satellite spotted the aurora borealis over the United States during the strongest geomagnetic storm in over two decades. That same night, observers on the ground …
Aurora - National Geographic Society
WEBOct 19, 2023 · Most auroras happen about 97-1,000 kilometers (60-620 miles) above Earth’s surface. The most active auroras happen when the solar wind is the strongest. The solar wind is usually fairly constant, but solar weather—the heating and cooling of different parts of the sun—can change daily. Solar weather is often measured in sunspots.
Aurora | Location & Facts | Britannica
WEBMay 12, 2024 · 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 borealis, aurora polaris, or northern lights, and in the Southern Hemisphere they are called aurora australis or southern lights. A brief treatment of auroras follows.
Auroras: The Northern and Southern Lights - Center for Science …
WEBAny planet with an atmosphere and a magnetic field is likely to have auroras. Spectacular auroras have been observed on Saturn and Jupiter. Auroras are dazzling displays of light, seen most often near the poles, that are caused by …
Scientists Have Proved What Causes The Northern Lights : NPR
WEBJun 10, 2021 · How the aurora form. The sun is volatile, and violent events there such as geomagnetic storms can echo out into the universe. In some cases, the sun's disturbances are so strong that they yank on...
Auroras really are happening more often now. Here’s why.
WEBMay 17, 2023. • 6 min read. No matter how many times you see them, the northern lights, or aurora borealis —and their Southern Hemisphere equivalent, the aurora australis —are an ethereal,...
Auroras Announce the Solar Cycle - NASA Earth Observatory
WEBOct 13, 2021 · Auroras Announce the Solar Cycle. October 12, 2021 JPEG. Solar Cycle 25 is underway, and that means more frequent opportunities to see auroras —more commonly known as the northern lights and southern lights. One of the best opportunities in recent years occurred on October 11-12, 2021.
Aurora | NOAA / NWS Space Weather Prediction Center
WEBAbout Space Weather. Phenomena. Aurora. R. none. S1. minor. G5. extreme. Current Space Weather Conditions. on NOAA Scales. Aurora. The Aurora Borealis (Northern Lights) and Aurora Australis (Southern Lights) are the result of electrons colliding with the upper reaches of Earth’s atmosphere.
NASA’s THEMIS Sees Auroras Move to the Rhythm of Earth’s …
WEBSep 12, 2016 · 6 min read. NASA’s THEMIS Sees Auroras Move to the Rhythm of Earth’s Magnetic Field. Rob Garner. News Chief. Sep 12, 2016. Article. These aurora images were taken in 2013 from the ground looking up with a network of all-sky cameras spread across Canada, studying auroras in collaboration with THEMIS.
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