NASA –“Moon Yields Clues to Infant Sun & Origin of Life”

 

X Ray Sun

 

We didn’t know what the Sun looked like in its first billion years, and it’s super important because it likely changed how Venus’ atmosphere evolved and how quickly it lost water, said Prabal Saxena, an astrophysicist at NASA’s Goddard Space Flight Center. “It also probably changed how quickly Mars lost its atmosphere, and it changed the atmospheric chemistry of Earth.”

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