
NASA @NASA
πThe Moon has ALWAYS had Earth's backπ Like a protective BFF, the Moon shielded the Earth's early atmosphere from the unpredictability of space & powerful solar storms with its magnetic field 4 billion years ago. πWe break down the relationship here https://t.co/zEAMZH3lmw https://t.co/7THh6z0fmV — PolitiTweet.org