This clip alleging to show a mysterious light beam on Mars has excited conspiracy theorists and alien hunters.
Photos were picked up by Nasa’s Curiosity rover combing the red planet’s surface.
One in particular appeared to show a light beam in the distance that in the beginning puzzled scientists.
But, Doug Ellison from Nasa’s robotic exploration, told NBC News that the light beam was a “cosmic ray hit” consequently by high energy particles striking the planet’s surface.
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