Galle: Happy Face Crater on Mars https://apod.nasa.gov/apod/ap260201.html #APOD
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Image: The Martian crater Galle is famous because it has internal markings that make it look like a face that is both smiling and winking.
Caption:
1999 MOC2-89 Malin Space Science Systems / NASA
@nasa So we can finally say that the smiley is a universal symbol?