A martian rock has lots of carbon on it, and it's not clear why8 days ago#SHERLOC instrument#Mars organics#Perseverance roverhttps://arstechnica.com/science/2026/07/a-martian-rock-has-lots-of-carbon-on-it-and-its-not-clear-why/Copy Link毅力号火星车在杰泽罗陨石坑的明亮天使区域发现火星表面存在高分子碳。探测使用了SHERLOC紫外拉曼光谱仪,揭示了石墨化谱带特征。这是火星上最浅层的有机物发现,可能与地球上的干酪根相似,但起源尚不明确。