today’s most beautiful thing

 

From APOD: “Peering out of the windows of the International Space Station (ISS), astronaut Tracy Caldwell Dyson takes in the planet on which we were all born, and to which she would soon return. About 350 kilometers up, the ISS is high enough so that the Earth’s horizon appears clearly curved.”

The original, unedited, tweeted direct-from-orbit photo is here, courtesy of astronaut Doug Wheelock.

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