Mercury, First Planet From the Sun: Latest Discoveries

Mercury is our solar system's smallest planet.
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Planets with Odd, Mercury-Like Orbits Could Host Life
During its first Mercury solar day (which is about 176 Earth days long) in orbit, NASA's MESSENGER spacecraft imaged nearly the entire surface of Mercury to generate a global monochrome map at 250 meters per pixel resolution and a 1 kilometer per pixel re
December 31st, 2014
Researchers suggest that photosynthesis could take place on an alien planet with a bizarre orbit like Mercury's, potentially helping support complex life.
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The Brightest Planets in November’s Night Sky: How to See Them
Mercury in November 2014
November 11th, 2014
Get up early or stay out late to see some of the brightest planets in the night sky this month. The elusive planet Mercury begins November with its best morning apparition for 2014.
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Venus Points the Way to Mercury in Night Sky This Week
Mercury and Venus in January 2015
January 8th, 2015
The hard-to-spot planet Mercury can be found near Venus just after sunset this week, offering a great chance to see the closest planet to sun. Here's how to see Mercury and Venus together in January's night sky.
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Want to Name a Crater on Mercury? Now's Your Chance
Five Craters on Mercury for Naming
December 16th, 2014
The International Astronomical Union has announced a competition to name five craters on Mercury, and the winners will be announced next spring at the end of the MESSENGER spacecraft's mission.
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See Elusive Planet Mercury Before Dawn Saturday
Mercury Sky Map for Nov. 1, 2014
October 30th, 2014
This week is one of the rare opportunities when Mercury is relatively easy to spot. It will mean getting up before the sun, but once spotted, you will be able to follow Mercury until it is drowned out by daylight.
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NASA's Mercury Spacecraft Gets a Life 'Boost'
Mercury Seen by Messenger in 2013
January 5th, 2015
Engineers have found a way to buy some time for the MESSENGER spacecraft, which was due to end its four-year mission in March with a suicidal plung
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How to See the Brightest Planets in December's Night Sky
Venus is among a number of bright planets that skywatchers can see in December's night sky.
December 2nd, 2014
With luck, skywatchers can catch sight of the five brightest planets in the sky this month. Mercury, Mars, Venus, Saturn and Jupiter should all be on display.
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Spacecraft Watched the Lunar Eclipse from Mercury
MESSENGER Mission in Mercury Orbit
October 19th, 2014
Last week's lunar eclipse wasn't just a show for Earthlings, NASA's MESSENGER mission was also watching from Mercury, 66 million miles away.
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