Daily Archives: July 24, 2010

NASA Spacecraft Camera Yields Most Accurate Mars Map

A camera aboard NASA’s Mars Odyssey spacecraft has helped develop the most accurate global Martian map ever. Researchers and the public can access the map via several websites and explore and survey the entire surface of the Red Planet.The map … Continue reading

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Airglow(Nightglow)

Airglow (also called nightglow) is the very weak emission of light by a planetary atmosphere. In the case of Earth’s atmosphere, this phenomenon causes the night sky to never be completely dark (even after the effects of starlight and diffused … Continue reading

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