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Astro Bob: We just discovered the moon moves through Earth’s atmosphere

Where Earth’s atmosphere merges into outer space, there lingers a cloud of hydrogen atoms called the geocorona that extends beyond the moon. Its full extent was recently revealed in old data taken by the SOHO spacecraft. (ESA)

Sounds crazy but it's true. Earth's atmosphere extends for almost 400,000 miles!

Read more here: https://bit.ly/2T7gk6o

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