How We Look from Mars
Was there ever a civilization on Mars that looked up through a telescope at the Earth? A new picture from NASA’s Mars Global Surveyor, which has been orbiting Mars since 1997, shows what they would have seen.
The image shows Earth in a “half-Earth” phase. The bright area at the top of the image of Earth is cloud cover over central and eastern North America. Below that, a darker area includes Central America and the Gulf of Mexico. Another bright feature is caused by clouds over South America. The image also shows our moon, as well as Jupiter, with 3 of its moons.
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