Rosetta’s mass spectrometer ROSINA detected argon at comet Churyumov-Gerasimenko
Sunday, September 27, 2015 - 20:00
in Astronomy & Space
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.