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January 17, 2021, 3:19 am UTC    
January 14, 2020 10:02PM
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
[www.sciencedaily.com]
[www.sciencenews.org]

The paper is;

Philipp R. Heck, Jennika Greer, Levke Kööp, Reto Trappitsch, Frank
Gyngard, Henner Busemann, Colin Maden, Janaína N. Ávila, 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
[www.pnas.org]

Yours,

Paul H.

"The past is never dead. It's not even past."
William Faulkner, Act 1, Scene III, Requiem for a Nun (1951)



Edited 1 time(s). Last edit at 01/14/2020 10:05PM by Paul H..
Subject Author Posted

Seven billion year-old stardust found in meteorite

Paul H. January 14, 2020 10:02PM



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