Scientists have now discovered new physical evidence similar to spiders that can be explained by sublimation of ice with CO2, and they appear to have been etched into the surface when dry ice in a Martian source turns from solid to gas.
According to the MSN report, the phenomenon occurs when black spots of arachnids appear on the surface of Mars. They are officially identified as “araneiformes”, and they are described as consisting of surface troughs.
Araneiforms cannot be found on Earth, and the reason for their appearance on the Red Planet has remained a mystery so far.
Researchers from the United Kingdom and Ireland have suggested that the impact could occur using the Simulation Chamber for the Open University of Mars.
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(Photo: UAHiRISE (NASA) on Wikimedia Commons)
During the winter at the South Pole of Mars, an ice cap of carbon dioxide covers the region, and as the sun returns in the spring, ‘spiders’ begin to emerge from the landscape. But these are not real spiders. They are called “araneiform terrain,” to describe the spider channels that radiate that form when carbon dioxide ice is below the surface.
Blocks of CO2 ice
Such a phenomenon enabled scientists to recreate the conditions on Mars and discover whether similar patterns will be created with the help of that sublimation.
In addition, they took pieces of CO2 ice blocks, drilled holes in them and held them similar to the prize captured in the arcade.
Furthermore, they were superimposed over layers of different grain sizes, before the pressure in the chamber triggered pressure on the Red Planet, and the blocks were placed on surface recreation.
Blocks of CO2 ice were then sublimated, converted from solid to gas directly and the material passed through the hole.
When the block was lifted, the researchers could see that the gas had carved a similar spider pattern as it remained.
Scientists said they think this process on the Red Planet is explained by what they call “Kieffer’s hypothesis”, that when spring comes, sunlight shines through the ice and warms the soil beneath, resulting in sublimation of the ice, not to mention causing pressure beneath , which will eventually leak through the cracks.
As the gas leaks, it leaves spiders behind and the material, as noted in the report, remains on ice.
Lauren McKeown, who led the work during her doctorate. at Trinity College Dublin, presents the first empirical evidence for a surface process believed to modify the polar landscape on the Red Planet.
Although the theory behind this particular process has been accepted for more than a decade, it has also remained theoretical, with no real physical evidence.
Such experiments directly show that the patterns of spiders observed by researchers on Mars from orbit can be carved by the direct conversion of dry ice from solid to gas, explained Dr. McKeown.
The expert added that this is exciting because scientists are beginning to understand more and more how the surface of the Red Planet is changing seasonally to this day. These findings were published in a new paper in the journal Scientific Reports.
Earlier reports of a ‘Mysterious Spider’ on Mars
In this regard, Fox News reported in 2016 on the ‘Mysterious’ Spider on Mars. Specifically, the media organization said, NASA scientists have found an explanation for how the properties of the mysterious spider develop on the surface of the Red Planet.
For more than a decade, researchers have struggled to identify year-on-year changes in the aforementioned spider-shaped traits that took place naturally on the planets.
After investigating images from Mars ’Reconnaissance Orbiter spacecraft, experts identified the first signs of growth from one Martian source to another, channels that seemed to be early signs of spiders.
Related information is shown in the YouTube video About Space Only (YouTube):
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See more news and information about Mars in the Science Times.