Olympus Mons on Mars, the highest peak in the solar system, may have been a volcanic island encircled by a vast ocean, which might have affected the planet's habitability, according to geological data.
ESA's Mars Express Orbiter Sees Fissured Flanks of Mars' Second-Tallest Volcano sci.news - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from sci.news Daily Mail and Mail on Sunday newspapers.
New Photos Show Collapsed Chains of Craters on a Martian Volcano universetoday.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from universetoday.com Daily Mail and Mail on Sunday newspapers.