The culprit for the strange blue light show is a specialized train that records track condition information using lasers at speeds of up to 125 mph. It is officially known as the New Measurement Train ...
Starlust on MSN
One of the biggest and brightest SAR arcs in years lights up skies from the U.S. to Europe
Unexpectedly intense, the brilliant celestial display emerged during a routine G2-class geomagnetic storm that was initiated ...
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