[meteorite-list] Seven billion year-old stardust found in meteorite

From: Paul <etchplain_at_meteoritecentral.com>
Date: Tue, 14 Jan 2020 21:00:20 -0600
Message-ID: <b637a902-3667-3346-ad7c-e52cd4749adf_at_att.net>

Meteorite contains the oldest material on Earth: 7-billion-year-old
stardust. The ancient stardust reveals a 'baby boom' in star formation
Field Museum, January 13, 2020
https://www.sciencedaily.com/releases/2020/01/200113153306.htm
https://www.sciencenews.org/article/ancient-meteorite-stardust-oldest-ever-examined-lab

The paper is;

Philipp R. Heck, Jennika Greer, Levke K??p, Reto Trappitsch, Frank
Gyngard, Henner Busemann, Colin Maden, Jana?na N. ?vila, Andrew
M. Davis, Rainer Wieler. Lifetimes of interstellar dust from cosmic
ray exposure ages of presolar silicon carbide. Proceedings of the
National Academy of Sciences, Jan. 13, 2020; DOI: 10.1073/pnas.1904573117

Yours,

Paul H.

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Received on Tue 14 Jan 2020 10:00:20 PM PST