A NASA spacecraft's first flyby of Mercury has yielded a wealth of information about the innermost planet, some of which confirms that volcanism occurred there, settling a longstanding...

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Scientists have argued about the origins of Mercury's smooth plains and the source of its magnetic field for over 30 years. Now, analyses of data from the January 2008 flyby of the planet by the MESSENGER spacecraft have shown that volcanoes...
ANN ARBOR, Mich.--By measuring the charged particles in the planet Mercury's magnetic field, a University of Michigan sensor enabled the first observations about the surface and atmospheric composition of the closest world to the sun. "We now know...
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Data from the MESSENGER spacecraft's first flyby of Mercury in January of 2008 are now turning into science results. Several scientists discussed their findings at a press conference today highlighting the MErcury Surface, Space...