In a new paper, scientists do not rule out that horizontal protrusions that were photographed by NASA’s Curiosity rover did not come from an alien spacecraft. The image in question was taken by Curiosity between sol 3786 and 3800 during its time in Mars’ Gale Crater with its ChemCam.

Back in April of this year, an image captured on April

Source: Hot Hardware – Did An Alien Spaceship Crash On Mars? NASA Scientist Suggests It’s Possible