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This image obtained from NASA Earth Observatory, shows smoke from the Thomas Fire (top C) in California blowing out to the Pacific Ocean on December 5, 2017, along with smoke from the Creek and Rye fires (top R)

This image obtained from NASA Earth Observatory, shows smoke from the Thomas Fire (top C) in California blowing out to the Pacific Ocean on December 5, 2017, along with smoke from the Creek and Rye fires (top R) (AFP Photo/HO)

NASA images of Earth

Pictures by NASA of Planet Earth, and the astronauts who took them.