Latest MESSENGER Stories
Researchers using data taken by NASA's MESSENGER spacecraft have found evidence of water ice deposits and organic material on Mercury.
NASA will host a news conference at 2 p.m. EST on Thursday, Nov, 29, to reveal new observations from the first spacecraft to orbit the planet Mercury.
After spending the last year-and-a-half orbiting Mercury, NASA's MESSENGER spacecraft is revealing new information about the planet that lies closest to the sun.
Late last week, the Planetary Data System (PDS) released data collected during MESSENGER's seventh through twelfth month in orbit around Mercury.
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The Planet Mercury -- in astronomy, nearest planet to the sun, at a mean distance of 36 million mi (58 million km); its period of revolution is 88 days. Mercury passes through phases similar to those of the moon as it completes each revolution about the sun, although the visible disk varies in size with respect to its distance from the earth. Because its greatest elongation is 28, it is seen only for a short time after sunset or before sunrise. Since observation of Mercury is...
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