Mysterious cloud over volcano Arsia Mons in Mars reappears 2 years after previous sighting

(Natural News) The spacecraft Mars Express from the European Space Agency (ESA) captured images on July 17 and 19 that show a mysterious cloud about 1,110 miles long hovering over the volcano Arsia Mons in Mars. Scientists said that it previously appeared in the same spot in 2018, as well as at least three more occasions…