A wave structure in Saturn’s rings known as the Janus 2:1 spiral density wave [1024 x 1024] via /r/spaceporn http://ift.tt/2wMusns
via Tumblr http://ift.tt/2xefVUp
A wave structure in Saturn’s rings known as the Janus 2:1 spiral density wave [1024 x 1024] via /r/spaceporn http://ift.tt/2wMusns
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