This is the best one I’ve seen
I’d just like to point out that the paper says “the louder they laugh, the harder it is for them to hear you cry” and that breaks my heart
Chemistry meets astronomy in today’s post, with a graphical guide to the atmospheres of our Solar System.
Read more about them here (there’s also a link to download the graphic, or to purchase it as a large poster): http://wp.me/p4aPLT-nV
…and in case you’re feeling nostalgic for those heady days when Pluto was a planet, here’s the atmospheric composition of Pluto too!