... water content? Measurements of the molybdenum isotopic composition of Earth lies between those of the carbonaceous and non-carbonaceous meteorites, meaning that some of Earth's molybdenum originated in the outer solar system. Because molybdenum...
...undergone any significant heating since they were formed. These types of meteorite are enriched with titanium, chromium and molybdenum, whereas non-carbonaceous meteorites are not. Researchers refer to these differences in isotopic composition as the...