This NASA Image of the Day is the first image of the Earth and moon in a single photograph. The image was captured 7.25 million miles from Earth by Voyager 1 in 1977. More information about the photograph and a link to...

A joint US and France project, the TOPEX-Poseidon satellites continuously measure sea surface height. The oceans store and transport solar heat, helping to keep Earth's climate in balance. The overall shape of the...

This Photojournal from NASA provides the first image of Earth captured from the outer solar system since Voyager 1 went to Neptune. In a magnified view, the moon is seen as a small protrusion. The article provides...

This article from Space.com describes how scientists from NASA's Deep Impact mission intend to fix the spacecraft's blurry vision problem by applying a mathematical process to the images after they have been transmitted...