#21 These are two of the earliest known photographs of Saturn and Jupiter, taken in the 19th century:
#22 You’ve probably heard of the “Face on Mars,” a formation captured in a 1970s image that sparked countless conspiracy theories...
#23 ...well, here’s a much clearer, more recent photograph of that same face:
#24 Buzz Aldrin took humanity’s first space selfie during a spacewalk in 1966:
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