NASA data shed new light on water and volcanoes on Mars

The ratio of oxygen and carbon dioxide isotopes found on the Red Planet suggests that liquid water primarily existed at temperatures near freezing and that hydrothermal systems similar to Yellowstone's hot springs have been rare throughout the planet's past.

Link: http://www.astronomy.com/asy/default.aspx?c=a&id=10210

Time: 10. Sep. 2010

Feed: Astronomy.com - News

Topics: and, water