One of the big Space stories last year involved the European Space Agency’s Rosetta mission to the comet 67P/Churyumov-Gerasimenko. Data from the mission found that the 2.5 mile long “dirty snowball” orbiting the sun every 6.44 years contains not just frozen water and water vapor but the mineral phosphorus and the amino acid glycine, two more of the building blocks of life.
“Rosetta’s comet has the right ingredients for life,” Rachel Feltman, Washington Post
Short link: http://wp.me/p6sb6-nXh
Image (“Comet, after Charles Martin”) by Mike Licht, who knows 67P has no tail. Download a copy here. Creative Commons license; credit Mike Licht, NotionsCapital.com
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