On a comet, Rosetta probe finds building blocks of life

May 30, 2016

ESA/Rosetta/Navcam/PA The Rosetta probe found clear evidence of the amino acid glycine, a basic component of proteins, and the mineral phosphorus, which helps build DNA. Key building blocks of life have been discovered by a European spacecraft orbiting a comet. Scientists are excited by the discovery, which lends weight to the theory that comets “seed” planets with the raw ingredients of life. Rosetta reached Comet 67P/Churyumov-Gerasimenko in August 2014 after…