They found that the mauve arch occurs when charged particles are heated high up in the earth’s atmosphere. But the mysterious ribbons of light only entered the scientific literature for the first time earlier this year, thanks largely to Steve-tracking efforts coordinated by Facebook groups like the Alberta Aurora Chasers. Alberta Aurora Chasers capture STEVE, the new-to-science upper atmospheric phenomenon, on the evening of April 10, 2018 in Prince George, British Columbia, Canada. If an internal link led you here, you may wish to … At about 200 miles (300 km) above Earth, the air inside Steve blazed about 5,500 degrees Fahrenheit (3,000 degrees Celsius) hotter than the air on each side, and moved about 500 times faster. Aurora photographers find new night sky lights and call them Steve - BBC News Quote: A group of aurora enthusiasts have found a new type of light in the night sky and named it Steve. Please deactivate your ad blocker in order to see our subscription offer. If there is one thing social media teaches us today, it's not to leave naming rights up to the hive mind. To photographers and stargazers in northern climes, Steve has been a familiar night phenomenon for decades. Sprites, UFOs, Steves and other atmospheric phenomenon that mystify. [7] He correlated the time and location of the phenomenon with Swarm satellite data and one of the Alberta Aurora Chasers' photographers, Song Despins, whose photos are not shown on this page. Steve is an atmospheric optical phenomenon, which appears as a light ribbon in the sky, discovered in 2017 by aurora watchers. However, a new study published today (Aug. 20) in the journal Geophysical Research Letters suggests that such a simple explanation might not apply. The celestial phenomenon known as STEVE is likely caused by a combination of heating of charged particles in the atmosphere and energetic … Thank you for signing up to Live Science. The Alberta Aurora Chasers Facebook group shares pictures its members take of the Northern Lights. While looking like a family … Short for Strong Thermal Emission Velocity Enhancement, this strange aurora has puzzled scientists for years. Extreme ultraviolet radiation and X-rays from the sun bombard these upper regions of t… “During strong geomagnetic storms, the plasma river that gives rise to STEVE flows at extreme supersonic velocities. [17], A study published in March 2018 by Elizabeth A MacDonald and other co-authors in the peer-reviewed journal Science Advances suggested that STEVE accompanies a subauroral ion drift (SAID),[18] a fast-moving stream of extremely hot particles. Aurora Images: See Breathtaking Views of the Northern Lights, AI system solves 50-year-old protein folding problem in hours, Broken Arecibo telescope collapses, ending an era of alien-hunting, Biblical Goliath may not have been a giant, Mysterious black spot in polar explorer's diary offers gruesome clue to his fate, 20 of the worst epidemics and pandemics in history, Our solar system will disintegrate sooner than we thought, Mystery Settlers Reached 'Step to Americas' Before Vikings, Sprawling 8-mile-long 'canvas' of ice age beasts discovered hidden in Amazon rainforest. Auroras tend to be a mixture of hues caused by energetic particles raining down through the upper atmosphere. The recently-discovered atmospheric glow known as STEVE took the sky-gazing world by storm when it first appeared. Compared to the northern lights — which tend to shimmer in broad bands of green, blue or reddish light depending on their altitude — Steve is remarkably slim, usually appearing as a single ribbon of purplish-white light. Stevie (given name) List of people with given name Stephen; This page or section lists people that share the same given name. Last year, they noticed a phenomenon showing up in some pictures: a purplish ribbon in the sky. Alberta Aurora Chasers capture STEVE, the new-to-science upper atmospheric phenomenon, on the evening of April 10, 2018 in Prince George, British Columbia, Canada. Before you assume Steve is named … Steve. Odd Looking, But Perfectly Safe. A later 2019 study determined that the STEVE’s mauve streak and green picket fence are actually a result of two distinct phenomena from two separate processes. Credit: Ryan Sault. You will receive a verification email shortly. 25, 2019 — The celestial phenomenon known as STEVE is likely caused by a combination of heating of charged particles in the atmosphere and energetic electrons like … [22], The green emissions seem to be related to eddies in the supersonic flow of charged particles, similar to the eddies seen in a river, which move more slowly than the other water around them. According to analysis of satellite data from the European Space Agency's Swarm mission, STEVE is caused by a 25 km (16 mi) wide ribbon of hot plasmaat an altitude of 450 km (280 mi), with a temperature of 3,000 °C (3,270 K; 5,430 °F) and flowing at a speed of 6 km/s (3.7 mi/s) (compared to 1… Move over Boaty McBoatface – a group of aurora enthusiasts have given a newly discovered atmospheric phenomenon the name 'Steve', because ... well what else are we going to call a mysterious glowing light in the sky? While looking like a family member of … A diminutive of the male given name Steven and Stephen; also used as a formal male given name. The recently-discovered atmospheric glow known as STEVE took the sky-gazing world by storm when it first appeared. [4], STEVE has been observed by auroral photographers for decades,[3] with some evidence to suggest that observations may have been recorded as early as 1705. [17] In August 2018, researchers determined that the phenomenon's skyglow was not associated with particle precipitation (electrons or ions) and, as a result, could be generated in the ionosphere. STEVE (Strong Thermal Emission Velocity Enhancement) is an atmospheric optical phenomenon that appears as a purple and green light ribbon in the sky, named in late 2016 by aurora watchers from Alberta, Canada. [23], Atmospheric optical phenomenon, which appears as a light ribbon in the sky, "STEVE" redirects here. Thousands of new, high-quality pictures added every day. In late 2016, the backronym "Strong Thermal Emission Velocity Enhancement" was adopted. STEVE, however, is a river of hot, turbulent gas that shows up independently of that solar weather. The name for this new atmospheric phenomenon is known by the acronym “STEVE,” which stands for: Strong Thermal Emission Velocity Enhancement. This Steve event was photographed May 8, 2016, at Porteau Cove Provincial Park in British Columbia. ", "Our main conclusion is that STEVE is not an aurora," lead study author Bea Gallardo-Lacourt, a space physicist at the University of Calgary in Alberta, Canada, said in a statement. This photograph of STEVE was taken on May 8, 2016, in Keller, WA, the United States. Photo: Elfiehall via Wikimedia Commons, CC-BY-SA 4.0 In July of last year, there was a thin trail of purple light that was witnessed streaking across the sky in northern Canada. [21] The study also showed these phenomena appear in both hemispheres simultaneously. (2016) The atmospheric phenomenon was named for a scene in the film Over the Hedge, in which something unknown (a hedge) is given the name Steve. Ratzlaff was referring to an atmospheric optical phenomenon that appears as reddish and green light in the sky. Meet "Steve," a previously little-known atmospheric phenomenon related to the aurora borealis. The celestial phenomenon known as STEVE is likely caused by a combination of heating of charged particles in the atmosphere and energetic electrons like … Amateur astronomers have discovered a new type of atmospheric phenomenon and it has been named ‘Steve”. A light pillar is an atmospheric optical phenomenon, which is caused by the reflection of light from ice crystals in cold weather. For other uses, see, "Introducing Steve - a Newly Discovered Astronomical Phenomenon", "New kind of aurora is not an aurora at all", "Aurora photographers find new night sky lights and call them Steve", "Amateur Sky-Watchers Discover Celestial Phenomenon, Name It 'Steve, "New atmospheric phenomenon named STEVE discovered by aurora watchers", "Meet Steve, a sky phenomenon coming into its own", "Meet 'Steve,' a Totally New Kind of Aurora", "Help NASA Study 'Steve,' a Newfound Aurora Type", "NASA Needs Your Help to Find Steve and Here's How", "New science in plain sight: Citizen scientists lead to the discovery of optical structure in the upper atmosphere", "Steve the odd 'aurora' revealed to be two sky shows in one", "Magnetospheric signatures of STEVE: Implication for the magnetospheric energy source and inter‐hemispheric conjugacy", "Scientists discover what powers celestial phenomenon STEVE", "Aurora Australis with bonus 'picket fence' wows southern lights chasers in Tasmania", "Aurora-chasing citizen scientists help discover a new feature of STEVE", Eric Donovan's presentation at 2017 ESA Earth Explorer Missions Science Meeting, https://en.wikipedia.org/w/index.php?title=Steve_(atmospheric_phenomenon)&oldid=989863502, Creative Commons Attribution-ShareAlike License, This page was last edited on 21 November 2020, at 13:26. Source. The aurora enthusiasts have named it Steve.It has garnered the attention of researchers at the European Space … The name for this new atmospheric phenomenon is known by the acronym “STEVE,” which stands for: Strong Thermal Emission Velocity Enhancement. In a new study, scientists found STEVE’s source region in space and identified two mechanisms that cause it. The green bars in the picket fence are moving more slowly than the structures in the purple emissions, and some scientists have speculated they could be caused by turbulence in the charged particles from space. Steve is an atmospheric optical phenomenon which appears as a purple and green light ribbon in the sky, formally discovered in late 2016 by aurora watchers from Alberta, Canada. Fellow Aurora Chaser Robert Downie kneels in the foreground while photographer Ryan Sault captures the narrow ribbon of white-purple hues overhead. A bunch of citizen scientists and aurora photographers in Canada have discovered an atmospheric phenomenon that scientists know little about. Alberta Aurora Chasers capture STEVE, the new-to-science upper atmospheric phenomenon, on the evening of April 10, 2018 in Prince George, British Columbia, Canada. New research into a strange atmospheric effect known as STEVE has failed to associate its enigmatic lights with aurora, pointing to the presence of an entirely new type of atmospheric phenomenon. Now, scientists understand that the elements of a STEVE originate from two distinct atmospheric phenomenon, writes Toshi Nishimura, a space physicist at … The celestial phenomenon known as STEVE is likely caused by a combination of heating of charged particles in the atmosphere and energetic … Reblogged this on Tallbloke's Talkshop and commented: Quote: ‘STEVE is a recently identified atmospheric phenomenon caused by supersonic plasma jets flowing at altitudes >100 km.’ Scientists continue to wrestle with its electromagnetic mysteries. Late at night on July 25, 2016, a thin river of purple light slashed through the skies of northern Canada in an arc that seemed to stretch hundreds of miles into space. This study found that, for all its quirks, Steve seemed to look and act like its more familiar cousin, the aurora borealis. According to a … Proper noun . 1 / 33. STEVE's mauve streaks occur due to heated charged particles in the atmosphere, whereas the typical auroras were glowing. This band of hot, surging gas was about 16 miles (25 km) wide. The atmospheric phenomenon known as STEVE, appearing as a band of light in the sky. Please refresh the page and try again. Visit our corporate site. [5] However, the first accurate determination of what STEVE is was not made until after members of a Facebook group called Alberta Aurora Chasers named it, attributed it to a proton aurora, and called it a "proton arc". An atmospheric phenomenon has been discovered by citizen scientists and aurora photographers — and so little is known about it right now that they've named it Steve. Stay up to date on the coronavirus outbreak by signing up to our newsletter today. Meet Steve, a newly discovered atmospheric phenomenon that’s so strange it still doesn’t have a formal scientific description, hence the placeholder name. Ratzlaff was referring to an atmospheric optical phenomenon that appears as reddish and green light in the sky. 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