27 septiembre 2015
The mass spectrometer ROSINA on ESA’s comet probe Rosetta has for the first time detected the noble gas argon in the coma of 67P/Churyumov-Gerasimenko. This measurement adds to the debate about the role of comets in delivering various ingredients to Earth such as water.
http://www.sciencedaily.com/releases/2015/09/150926220638.htm
