Sad to hear of the passing of David Kilcoyne, a fantastic scientist at the ALS in Berkeley.
Scooby Doo and the Case of the Missing Interstellar Amorphous Silicate
New paper related to this important mystery!
I think the answer is GEMS. Yoinks!
Carina nebula

Great to see the new JWST image of the Carina nebula on the front page of the NYTimes. A stellar nursery in exquisite detail, I gasped at the live reveal! So cool.
Byrne on JWST
Our WUSTL colleague Paul Byrne explains why we should all be excited about new data from the James Webb Space Telescope. A new dawn for planetary science and astronomy!
McKeegan Story
Ryugu analyses featuring Sachiko
The first analyses of asteroid Ryugu material is published in Science, featuring our very own Sachiko Amari. Exciting stuff! Oxygen isotopes:

Welcome Tansu!
We’re all very excited to announce that Tansu Daylan will be joining us at Wash U in the fall of 2023. Tansu’s expertise in exoplanets, dark matter, and data analysis techniques will complement our existing strengths in cosmochemistry, planetary science, and astrophysics. Great things ahead for space sciences at Wash U!
Phobos eclipse!
Alex NASA grant
Congrats to Alex for his new NASA grant for instrument development to measure the forthcoming samples from asteroid Bennu.