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Description

The early planets consist mostly of compounds of heavier elements. As the planets grow in size, their gravitational fields increase, drawing in nebular dust, planetesimals and carbon-rich meteorites. Ultimately, Earth is massive enough and cool enough to retain lighter gaseous compounds of carbon, nitrogen, oxygen and hydrogen, the star stuff from which life will spring.

Date Created

1997

Holding Institution

University of Montana--Missoula. Environmental Studies Program

Rights Statement

In Copyright

Rights Holder

© 1997 Stiftung Drittes Millennium

Item Type

Exhibit

Digital File Format

image/jpeg

Media Type

Text; Image

Digital Image Number

05_wtt_file01_1-19.jpg

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