2016年6月21日 星期二

National Selfie Day: Spacecraft self-portraits

It's apparently National Selfie Day. I'm not entirely sure who has the authority to declare these things, or why they decided we needed a National Selfie Day, but since the self-portrait is one of my favorite subgenres of spacecraft photography, I couldn't resist writing about them.

from Planetary Society Blog http://ift.tt/28LT9Zo
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