history of earth

NASA Scientists Find Sun’s History Buried in Moon’s Crust

NASA Scientists Find Sun’s History Buried in Moon’s Crust

The Sun is why we’re here. It’s also why Martians or Venusians are not. The Sun’s rotation rate in its first billion years is unknown. Yet, this spin rate affected solar eruptions, influencing the evolution of life. A team of NASA scientists think they’ve figured it out by using the Moon as critical evidence.