News

The asteroidal source of the Park Forest meteorite

Mon, 05/22/2017 - 08:58 -- pheck
Park Forest

A bit more than 14 years ago, a 2-6 ton space rock entered the Earth's atmosphere. It broke up above Chicagoland, and up to 100 kg of fragments fell into southern suburb of Park Forest, which now lends its name to the meteorite. The new study published by Matthias Meier, a researcher at the Swiss Federal Institute of Technology and a former graduate student of Robert A.

Visit our Brand New Meteorite Exhibit

Thu, 03/02/2017 - 19:47 -- pheck

The Field Museum of Natural History in Chicago opened a brand new exhibit on meteorites in February 2017. The exhibit features an exclusive display of four rare fossil meteorites that fell to Earth into an ocean 466 million years ago. In the Americas this is the only place which has fossil meteorites on exhibit. These rare specimens were loaned from private collector Mario Tassinari from Sweden.

Bright fireball over the Midwest

Wed, 02/08/2017 - 09:38 -- pheck

On Monday, February 6, 2017 around 1:30 AM local time many inhabitants of the Midwest saw a bright fireball shooting across the night sky. Some even heard a sonic boom. The Field Museum's Invertebrate Collections Manager Paul Mayer woke up from the sonic boom: "I was staying in Fredonia, Wisconsin and was woken up by a large boom that shook the whole house. It sounded like thunder and I thought maybe it was a train hitting something. I got up and looked out the window, but did not see anything.

Two papers on CAIs from Murchison published

Fri, 08/19/2016 - 08:54 -- Anonymous (not verified)

University of Chicago postdoctoral scientist Levke Kööp, Robert A. Pritzker Associate Curator Philipp Heck, and colleagues from the Universities of Chicago, Wisconsin, and Hawaii, recently published two articles in the journal Geochimica and Cosmochimica Acta. The focus of their work was on some of the first materials that formed in the Solar System, i.e., inclusions in meteorites rich in the mineral hibonite.

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