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Evidence For Vast Oceans On Ancient Mars - Universe Today
[/caption] Data from the Mars Odyssey orbiter’s Gamma Ray Spectrometer provides new evidence for the controversial idea that oceans once covered about a third of ancient Mars. Spacecraft images going back to Mariner 9 in the early 1970s and the Viking orbiters and landers later in the 1970s up to the current orbiters and rovers … Continue reading "Evidence For Vast Oceans On Ancient Mars"