SCIENCE IN THE NEWS DAILY
Apollo 8: The Mission that Changed Everything
from the Guardian (UK)
It has proved to be the most enduring image we have of our fragile world. Over a colourless lunar surface, the Earth hangs like a gaudy Christmas bauble against a deep black background.
The planet's blue disc—half in shadow—is streaked with faint traces of white, yellow and brown while its edge is sharply defined. There is no blurring that might be expected from the blanket of oxygen and nitrogen that envelops our planet.
Our atmosphere is too thin to be seen clearly from the Moon: a striking reminder—if we ever needed one—of the frailty of the biosphere that sustains life on Earth.
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