In 2018, the Mars Express captured a long, distended cloud blowing across the surface of Mars, extending some 1,500 kilometers (930 miles) from a long-extinct volcano. Located in the southern Martian hemisphere, the Arsia Mons Elongated Cloud appears and reappears every spring or summer on the Red Planet. It has …
Read More »Researchers finally unravel mystery behind Mars’ vast, reappearing cloud (PHOTO)
