Mars at One Billion –“Rainstorms & Huge Flowing Rivers”

  “We know there were periods when the surface of Mars was frozen; we know there were periods when water flowed freely,” said Briony Horgan with Purdue University at the at the Goldschmidt Geochemistry Conference in Barcelona. “But we don’t know exactly when these periods were, and how long they lasted. We have never sent … Continue reading Mars at One Billion –“Rainstorms & Huge Flowing Rivers”