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WASHINGTON, June 17 (UPI) -- Data from the U.S. space program's Messenger mission have provided a banquet of information on the planet Mercury, including clues about its origin, NASA said.
WASHINGTON, Feb. 20 (UPI) -- NASA says the Messenger spacecraft has compiled the first photograph of the solar system from the inside looking out.
WASHINGTON, Aug. 2 (UPI) -- A NASA probe heading for Mercury is already making valuable observations although still months away from entering an orbit about the planet, scientists say.
BALTIMORE, Jan. 14 (UPI) -- For the first time in 33 years, a space probe Monday zipped close to Mercury, snapping photos as it went by.
LAUREL, Md., Aug. 2 (UPI) -- NASA's Messenger spacecraft swung by Earth for a Tuesday gravity assist that propelled it deeper into space on its long journey toward Mercury.
WASHINGTON, May 5 (UPI) -- A series by UPI examining the human exploration of space. This week: The turf war between engineers and scientists over government funding erupted again last week with the release of an interim National Research Council report criticizing NASA for canceli
WASHINGTON, Aug. 4 (UPI) -- Given everything known about planetary geology, atmospheric chemistry and biology, there is almost no chance the planet Mercury harbors any kind of life. Yet on Tuesday, NASA launched -- within a window that lasted only 12 seconds -- its MESSENGER spacecr
CAPE CANAVERAL, Fla., Aug. 3 (UPI) -- After a 24-hour weather delay, the United States launched its Messenger spacecraft early Tuesday from Florida on its 7-year mission to explore Mercury.
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