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Magnetic Tornadoes Could Liberate Mercury's Tenuous Atmosphere
June 2, 2009 — Mercury is scorching hot, with daytime temperatures of more than 800 degrees Fahrenheit. Its hard for the planet to hold on to its atmosphere, which is extremely thin, and invisible to the human eye. ... > full story -
Unusual Impact Basin Discovered On Mercury
April 30, 2009 — A previously unknown, large impact basin has been discovered by the MESSENGER spacecraft during its second flyby of Mercury in October 2008. The impact basin, now named Rembrandt, more than 700 ... > full story -
Origin And Evolution Of Planet Mercury Revealed With Multispectral Images
April 30, 2009 — Using high-resolution and multispectral images, researchers have started the difficult process of determining the composition of Mercury's crust and chronicling its origin and ... > full story -
Magnesium Detected In MESSENGER Flyby Of Mercury
April 30, 2009 — NASA's MESSENGER spacecraft served up another curveball after a second flyby of the hot inner planet Oct. 6 detected magnesium -- an element created inside exploding stars and which is found in many ... > full story -
More Hidden Territory On Mercury Revealed By MESSENGER Spacecraft
October 30, 2008 — A NASA spacecraft gliding over the battered surface of Mercury for the second time this year has revealed more previously unseen real estate on the innermost planet. The probe also has produced ... > full story -
NASA's MESSENGER Spacecraft Reveals Mercury As Never Seen Before
October 7, 2008 — NASA's MESSENGER space probe has made its second swing past Mercury, just 125 miles (200 kilometers) above the cratered surface of our solar system's innermost planet, snapping hundreds of pictures ... > full story -
Space Scientists Set For Second Spacecraft Flyby Of Mercury
September 30, 2008 — NASA's MESSENGER spacecraft, which is toting an $8.7 million University of Colorado at Boulder instrument to measure Mercury's wispy atmosphere and blistering surface, will make its second flyby ... > full story -
Mercury's 'Spider' Pantheon Fossae Formation Linked To Asteroid Impact
September 23, 2008 — A new model suggests that the origin of the Pantheon Fossae on the planet Mercury, a radiating web of troughs located in the giant Caloris Basin, is directly linked to an impact crater at the centre ... > full story -
MESSENGER Settles Old Debates And Makes New Discoveries At Mercury
July 3, 2008 — Scientists have argued about the origins of Mercury's smooth plains and the source of its magnetic field for more than 30 years. Now, analyses of data from the January 2008 flyby of the planet by the ... > full story -
Mercury's Surface Dominated By Volcanism And Iron-Deficiency
July 3, 2008 — Multispectral data on the composition of rock untis of the surface of Mercury show a widespread role for volcanism and an apparent deficiency in iron in the rocks' ... > full story
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