There can be no blue sky on Mars - this is another NASA fake (google translated from Russian) "Due to the highly rarefied atmosphere, the sky on Mars should appear black. However, NASA shows terrestrial atmospheric haze and an overly bright, blue sky"
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Felix Baumgartner did a jump in the year 2012 at 127,851 feet. The camera footage shows a black sky at that height. The air pressure at that height is similar to the purported air pressure on the surface of mars.