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Last updated on April 20, 2014 at 8:28 EDT

Latest The Blue Marble Stories

2014-03-03 12:22:07

GREENBELT, Md., March 3, 2014 /PRNewswire-USNewswire/ -- Thirty-two have been called, but which will be chosen? NASA's Earth Observatory is hosting the second annual Tournament Earth, a reader-driven competition to choose the previous year's top NASA image of our planet. http://photos.prnewswire.com/prnvar/20081007/38461LOGO The tournament starts March 3 and ends on April 7, with five rounds of voting spread across five weeks. Images in the competition are a blend of reader and staff...

Image 1 - Behind the Scenes - VIIRS Eastern Hemisphere Image
2012-02-07 04:34:43

The Suomi NPP satellite is in a polar orbit around Earth at an altitude of 512 miles (about 824 kilometers), but the perspective of the new Eastern hemisphere 'Blue Marble' is from 7,918 miles (about 12,743 kilometers). NASA scientist Norman Kuring managed to 'step back' from Earth to get the big picture by combining data from six different orbits of the Suomi NPP satellite. Or putting it a different way, the satellite flew above this area of Earth six times over an eight hour time period....

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2009-07-17 14:25:00

Forty years ago, Apollo astronauts set out on a daring adventure to explore the Moon. They ended up discovering their own planet. How do you discover Earth "¦ by leaving it? It all started with a single photograph. Apollo 8 was the first crewed Saturn V launch and the first time humans were placed in lunar orbit. Mission plans called for the astronauts to photograph possible landing sites for future missions. Before this, only robotic probes had taken images of the Moon's far side. As...

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2005-10-26 11:24:19

NASA -- Internet users can now take virtual 3-D trips to nearly anyplace on the moon, thanks to a NASA program first designed to show aerial views of the Earth. The newly expanded NASA 'World Wind' computer program can 'transport' Web users to almost anyplace on the moon, when they zoom in from a global view to closer pictures of our natural satellite taken by the Clementine spacecraft in the 1990s. Computer programmers at NASA Ames Research Center in California's Silicon Valley originally...