Hexed

TIL about the Saturn Hexagon:


It's an entirely natural but freakishly symmetrical storm cloud at the exact north pole of Saturn. Each side is about 15,000 km long (a bit more than the diameter of our planet).

I have read so much Arthur C Clarke stuff over the years and I can't believe I never came across this until I listened to the Economist's science podcast yesterday.

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Another cool thing from the same podcast that I was only extremely vaguely aware of:


This is a picture of comet upon which the vehicle that took the picture, Rosetta, landed after a 12 year journey. Though the landing was successful in that it wasn't a crash, it did bounce around more than expected and ended up in a shadow where it couldn't get any sun by which to charge its solar panels; thus it's useful life unexpectedly ended a couple of days later.

This project cost about $2 billion, less than the US military spends (wastes?) every day.




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