Multimedia Gallery
April 30, 2007
Images credited to the National Science Foundation, a federal agency, are in the public domain. The images were created by employees of the United States Government as part of their official duties or prepared by contractors as "works for hire" for NSF. You may freely use NSF-credited images and, at your discretion, credit NSF with a "Courtesy: National Science Foundation" notation.
Additional information about general usage can be found in Conditions.
An artistic rendering of the observational geometry researchers used to study Mercury.
An artistic rendering of the observational geometry researchers used to study Mercury shows a radar signal (yellow) transmitted from the Goldstone antenna in California. The radar echoes (red) are received at the Goldstone antenna and at NSF's Robert C. Byrd telescope in Green Bank, West Virginia.
Credit: Bill Saxton, NRAO/AUI/NSF
Images credited to the National Science Foundation, a federal agency, are in the public domain. The images were created by employees of the United States Government as part of their official duties or prepared by contractors as "works for hire" for NSF. You may freely use NSF-credited images and, at your discretion, credit NSF with a "Courtesy: National Science Foundation" notation.
Additional information about general usage can be found in Conditions.
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Related story: Mercury's Soft Center