Introduction to Geochemistry
Introduction to Geochemistry
Introduction to Geochemistry
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Nearby Starforming Region:<br />
Orion Nebula (1,450 l.y.)<br />
• Lower inset: includes Trapezium, a group<br />
of four massive stars.<br />
• In the larger Orion cloud complex:<br />
~2,300 young stars w/<br />
planetary discs<br />
~200 “stellar embryos”