Mars’s Gale Crater Would Have Been Habitable For Millions Of Years

On an announced date, NASA reports new findings from the Curiosity rover about Mars’ ancient climate. The main purpose is to clarify when environmental changes happened that affected how rivers and lakes evolved into dry dunes. The message focuses on mineral clues found in Gale Crater that help pin down those timing questions.

Mars’s Gale Crater Would Have Been Habitable For Millions Of Years. On an announced date, NASA reports new findings from the Curiosity rover about Mars’ ancient climate. The main purpose is to clarify when environmental changes happened that affected how rivers and lakes evolved into dry dunes. The message focuses on mineral clues found in Gale Crater that help pin down those timing questions. In Gale Crater, the walls reveal a layered record of Mars’ past. Deeper layers preserve earlier conditions, while higher layers show later developments. Scientists studied 20 samples collected by Curiosity at different elevations to track how the environment changed over time. They used data from the rover’s CheMin instrument, which analyzes minerals through X-ray methods. The team looked at hematite, an iron oxide, and observed that its crystallite...