NASA Detects Aurora and Mysterious Dust Cloud around Mars

WASHINGTON, March 18, 2015 /PRNewswire-USNewswire/ — NASA’s Mars Atmosphere and Volatile Evolution (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) to 190 miles (300 kilometers)…


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