Jump into space with Nasa's photo of the day, simply type:
it will fetch the image of the day from Nasa's website and will make it your desktop wallpaper.
if you want a random pic from the last N years you can sepcify this using:
>>> inspace -r
if you want a pic from a specific date you can use this:
>>> inspace -d YYMMDD
>>> # 2016 April 03
>>> inspace -d 160403
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