rtamerica:Mars once had an ocean with more water than the Arctic – NASA Analysis of water residue in Martian ice caps indicates that the Red Planet was once – at least partly – blue. Billions of years ago, Mars had a body of water that held more

rtamerica:Mars once had an ocean with more water than the Arctic – NASA Analysis of water residue in Martian ice caps indicates that the Red Planet was once – at least partly – blue. Billions of years ago, Mars had a body of water that held more

tags: ciel62,

from: https://ciel62.tumblr.com/post/113149499786