宇宙化学是研究宇宙物质的化学组成及其演化规律的学科,是天文学的一个分支,也是天文学与化学之间的边缘学科。宇宙化学研究的对象包括陨石、月球、行星系天体、行星际物质、太阳、恒星、星际物质、宇宙线、星系和星系际物质等。
宇宙化学是研究发现的化学品的太阳能系统,包括起源的要素和不同的同位素比值。
Cosmochemistry is the study of the chemicals found within the Solar System, including the origins of the elements and variations in the isotope ratios.
调查结果发现对于CR2陨石的来源痕迹,对于宇宙化学环境,那里氨是遍布的,作者写道。
"The findings appear to trace CR2 meteorites' origin to to cosmochemical regimes where ammonia was pervasive," the authors write.
这些宇宙飞船燃烧化学燃料,而这些燃料非常昂贵。
These spaceships burn chemical fuels (燃料) and they are very expensive.
So, people in the chemistry community and in the physics community had this general feeling that the theoretical structure of the entire universe was pretty well understood.
在化学界和物理学界,人们都觉得描述,整个宇宙的理论框架,已经被很好的理解了。
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