nothing to see here, it's natural
Photo: US Astrophysicist Says Doorway on Mars Pictured By NASA ‘Natural Geology’
WASHINGTON (Sputnik) - NASA's Curiosity rover examined a rectangular hole on the surface of Mars and the pictures it took have excited fans of alien theories. However, there is nothing supernatural about them, Harvard-Smithsonian Center for Astrophysics expert Jonathan McDowell told Sputnik.
"Natural geology: rock fractures often happen in straight lines," McDowell said on Friday. "I understand it's about 30 cm, and it's the intersection between two linear rock fractures."
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https://sputniknews.com/20220514/photo-us-astrophysicist-says-doorway-on-mars-pictured-by-nasa-natural-geology-1095501620.html