... compositions. "So people decided to change the giant impact hypothesis," said Kun Wang, assistant professor in Earth and Planetary Sciences at Washington University in St. Louis, and one of the two scientists to have led the research on this new...
.... "Every other body in the solar system has different chemistry," said Sarah Stewart, professor of earth and planetary sciences at the University of California, Davis and senior author on a paper recently submitted to Nature on this new research...
... to the oldest rocks on Earth,” said research author Professor Alexander Nemchin, from Curtin's School of Earth and Planetary Sciences, Perth. "In addition, the chemistry of the zircon in this sample is very different from that of every other zircon...
.... Highly resistant to corrosion, this ductile metal is now helping scientists work out two key conundrums in planetary science - Earths water content and the formation the Moon. “The molybdenum isotopes allow us to clearly distinguish carbonaceous...
... this imagery coupled with laser altimeter topography, a team of scientists headed by J. Alexis p. Rodriguez at the Planetary Science Institute in Tucson, Arizona, the researchers have examined Mercury’s geological features to posit that the planet...
... field – encompassing biology, geology, chemistry and planetary sciences - which studies the origin and development of ...topics. This includes an overview of astrobiology, biosignatures and planetary protection, as well as chapters on microbial life in...