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Tag Archives: aurora
MAVEN: ‘Stolen’ electrons cause unusual Mars aurora
Auroras appear on Earth as ghostly displays of colorful light in the night sky, usually near the poles. Our rocky neighbor Mars has auroras too, and NASA’s MAVEN spacecraft just found a new type of Martian aurora that occurs over … Continue reading
Posted in Reports
Tagged atmosphere, aurora, Imaging Ultraviolet Spectrograph, IUVS, Mars Atmosphere and Volatile EvolutioN, MAVEN, NASA, proton aurora, Solar Wind Ion Analyzer, SWIA, ultraviolet aurora, University of Colorado
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Curiosity update: Down the ridge she comes
Sols 2036-37, April 27, 2018, update by MSL scientist Michelle Minitti: Curiosity continues to pick her way downhill off the “Vera Rubin Ridge” and onto the Murray formation rocks below. This weekend’s plan only covers two sols, to give Earth … Continue reading
Posted in Reports
Tagged Aeolis Mons, aurora, Britt, Curiosity, Eveleth, Gale Crater, Kinney, Mars Science Laboratory, Mount Sharp, MSL, Murray Formation, NASA, Shannon Lake, Taconite Crater, Vera Rubin Ridge, Virginia
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MAVEN: Large solar storm sparks global aurora, doubles radiation levels at surface
An unexpectedly strong blast from the Sun hit Mars this month, observed by NASA missions in orbit and on the surface. “NASA’s distributed set of science missions is in the right place to detect activity on the Sun and examine … Continue reading
Posted in Reports
Tagged aurora, Bradbury Rise, Imaging Ultraviolet Spectrograph, IUVS, Mars Atmosphere and Volatile EvolutioN, MAVEN, NASA, RAD, Radiation Assessment Detector, solar activity, solar energetic particles, solar flares, space radiation, ultraviolet aurora, University of Colorado
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Mars ionosphere shaped by crustal magnetic fields
Scattered pockets of magnetism across the surface of Mars have a significant influence on the planet’s upper atmosphere, according to observations from ESA’s Mars Express. Understanding these effects may be crucial for ensuring safe radio communications between Mars and Earth … Continue reading
Mars Express: New light on Mars’ UV aurora
ESA’s Mars Express has shed new light on the Red Planet’s rare ultraviolet aurora by combining for the first time remote observations with in situ measurements of electrons hitting the atmosphere. [...] These light displays are also found on other … Continue reading
Posted in Reports
Tagged aurora, ESA, European Space Agency, Mars Express, MEX, ultraviolet aurora
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Blue, red, and green aurorae should be naked-eye visible in Martian sky
For the first time, an international team of scientists from NASA, the Institute of Planetology and Astrophysics of Grenoble (IPAG), the European Space Agency and Aalto University in Finland, have predicted that colorful, glowing aurorae can be seen by the … Continue reading
Posted in Reports
Tagged aurora, ESA, European Space Agency, Imaging Ultraviolet Spectrograph, Institute of Planetology and Astrophysics of Grenoble, IPAG, IUVS, Mars Atmosphere and Volatile EvolutioN, Mars Express, MAVEN, MEX, NASA, SPICAM, University of Colorado
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MAVEN discovers aurora, high dust cloud at Mars
The MAVEN spacecraft has observed two unexpected phenomena in the Martian atmosphere: an unexplained high-altitude dust cloud and aurora that reaches deep into the Martian atmosphere. The presence of the dust at orbital altitudes from about 93 miles (150 kilometers) … Continue reading
Posted in Reports
Tagged atmosphere, aurora, dust, Imaging Ultraviolet Spectrograph, IUVS, Mars Atmosphere and Volatile EvolutioN, MAVEN, NASA, University of Colorado
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