To me it basically means carbon-based Edit: didn't see any academic paper linked in the article (assume they're still working on it all) but the following is m

To me it basically means carbon-based Edit: didn't see any academic paper linked in the article (assume they're still working on it all) but the following is mentioned > In a preliminary analysis of some of the dust, Lauretta said scientists hit the jackpot with a sample that is nearly 5 percent carbon by mass and has abundant water in the form of hydrated clay minerals.