They are known to exist in four meteorites, one being the crater-forming Canyon Diablo coarse octahedrite (iron), and the others the three known members of the ureilite class of stony meteorites 1 ...

Recipient of one of the 2004 Grants in Honor of Professor Henri Chretien (AAS, September 2004) In April 2007, the asteroid numbered 1989SO8 was named “(6639) Marchis” in honor of his work in the field ...

From genomes to ecosystems and from planets to the cosmos, Carnegie Science is an incubator for cutting-edge, interdisciplinary research.

Peterson, Liam D.; Newcombe, Megan E.; Alexander, Conel M. O'D.; Wang, Jianhua; Sarafian, Adam R.; Bischoff, Addi; Nielsen, Sune G.