My first image.
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by OrionNeb
These look like river channels to me!!
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by Kitharode moderator
Hi OrionNeb (M42 I believe?). Nice to see you here.
They can indeed look like river channels. These are the infamous 'spiders' which are channels, but not formed by rivers. Here's the basic theory; http://planetfour.org/#/about. Cheers.
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