Mercury, First Planet From the Sun: Latest Discoveries

Mercury is our solar system's smallest planet.
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Moon's Iron Core May Reveal Solar System Secrets with X-Ray Scan
The Moon Has an Iron Core
March 26th, 2015
The iron heart of Earth's moon has been measured more precisely than ever before. In a new study, scientists used X-rays to study the type of iron likely presence in our lunar companion's core.
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How to See the Brightest Planets in February's Night Sky
Venus is an "evening star" in February 2015. Look for it in the southwestern sky just after sunset.
February 5th, 2015
Jupiter will dazzle all night long for the entire month, and if you’re awake in the early morning hours, look for the ringed wonder, Saturn. Skywatchers will also have good opportunuties to see Mercury, Venus and Mars this month.
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Mercury's Odd Surface Features Mapped by NASA Spacecraft
Unseen Terrains on Mercury
March 16th, 2015
The composition of newfound features on the surface of Mercury, identified by new maps of the planet, suggest that the exposed mantle created the features.
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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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How Do Strange, Scorching-Hot 'Vulcan Planets' Form?
Artist's impression of the swirling inner region of a protoplanetary disk, where strong pressure gradients lead to the trapping of dust and pebbles and the formation of a Vulcan planet.
February 24th, 2015
"Vulcan planets" probably originated from a stream of pebbles and small rocks that spiraled inward from more distant parts of their solar systems, a new study suggests.
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What Would It Be Like to Live on Mercury?
Mercury With Subtle Colors
January 28th, 2015
Have you ever wondered what it would be like to live on Mercury. So did we. Mercury's gravity, temperatures and weather are all very different from Earth's. Here's how.
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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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