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The Moon and Mercury May Have Thick Ice Deposits

August 3, 2019

Earth’s Moon and Mercury, the closest planet to the Sun, may contain significantly more water ice than previously…
New Estimates of Mercury’s Thin, Dense Crust

April 27, 2018

Michael Sori, a planetary scientist at the University of Arizona, used careful mathematical calculations to determine the density…
NASA Team Studies Middle-aged Sun by Tracking Motion of Mercury

January 19, 2018

Like the waistband of a couch potato in midlife, the orbits of planets in our solar system are…
NASA Studies CubeSat Mission to Solve Venusian Mystery

August 16, 2017

Venus looks bland and featureless in visible light, but change the filter to ultraviolet, and Earth’s twin suddenly…
‘Great Valley’ Found on Mercury

November 17, 2016

A newly discovered “great valley” in the southern hemisphere of Mercury provides more evidence that the small planet…
The Incredible Shrinking Mercury is Active After All

September 27, 2016

It’s small, it’s hot, and it’s shrinking. New NASA-funded research suggests that Mercury is contracting even today, joining…
Scientists Solve Mystery on Surface of Mercury

August 26, 2016

NASA scientists at Johnson Space Center have solved a longstanding mystery about why some of Mercury’s surface looks…
First Global Topographic Model of Mercury

May 8, 2016

NASA’s MESSENGER mission has unveiled the first global digital elevation model (DEM) of Mercury, revealing in stunning detail…
Mercury Gets a Meteoroid Shower from Comet Encke

November 11, 2015

The planet Mercury is being pelted regularly by bits of dust from an ancient comet, a new study…
Scientists Provide New Tools for Predicting Arrival, Impact of Solar Storms

August 12, 2015

When the sun hurls a billion tons of high-energy particles and magnetic fields into space at speeds of…
From a satellite’s last moments: data on Mercury’s magnetic field

May 19, 2015

Heroic efforts by NASA flight engineers let the MESSENGER spacecraft collect important data on Mercury during its orbital…
MESSENGER reveals Mercury’s magnetic field secrets

May 8, 2015

New data from MESSENGER, the spacecraft that orbited Mercury for four years before crashing into the planet a…
NASA Completes MESSENGER Mission with Expected Impact on Mercury’s Surface

May 4, 2015

A NASA planetary exploration mission came to a planned, but nonetheless dramatic, end Thursday when it slammed into…
Unmasking the Secrets of Mercury

April 28, 2015

The Mercury Atmosphere and Surface Composition Spectrometer (MASCS) instrument aboard NASA’s MESSENGER spacecraft was designed to study both…
Mercury MESSENGER nears epic mission end

April 20, 2015

A spacecraft that carries a sensor built at the University of Michigan is about to crash into the…
The End is Near: NASA’s MESSENGER Now Running on Fumes

April 18, 2015

For more than four years NASA’s MESSENGER spacecraft has been orbiting our solar system’s innermost planet Mercury, mapping its…
Instrument developed at LLNL prompts researchers to rethink how Mercury formed

April 17, 2015

A versatile instrument developed by Lawrence Livermore National Laboratory (LLNL) scientists and riding on the first spacecraft to…
After successful mission to Mercury, spacecraft on a crash course with history

April 17, 2015

NASA’s MESSENGER mission to Mercury carrying an $8.7 million University of Colorado Boulder instrument is slated to run…
MESSENGER Spacecraft Achieves Unprecedented Success Studying Mercury

April 17, 2015

After extraordinary science findings and technological innovations, a NASA spacecraft launched in 2004 to study Mercury will impact…
A Change of Perspective: Mercury’s north pole

January 6, 2015

Of Interest: Sometimes, it’s really good to get a change in perspective. The image below provides that for Mercury’s…
Innovative use of Pressurant Extends MESSENGER’s Mission, Enables Collection of New Data

December 31, 2014

The MESSENGER spacecraft will soon run literally on fumes. After more than 10 years traveling in space, nearly…
Carnegie Hosts Mercury Crater-Naming Contest

December 16, 2014

The MESSENGER Education and Public Outreach (EPO) Team is launching a competition this week to name five impact craters…
MESSENGER Data Suggest Recurring Meteor Shower on Mercury

December 16, 2014

The closest planet to the sun appears to get hit by a periodic meteor shower, possibly associated with…
MESSENGER Completes Second Burn to Maintain Mercury Orbit

September 23, 2014

A little over a week before NASA’s MAVEN spacecraft fired its rockets to successfully enter orbit around Mars, MESSENGER performed…
These Mercury Crater Pictures Look Like Amazing Abstract Art

August 7, 2014

We’re lucky to have a spacecraft looking at Mercury and sending back information like this. NASA’s MESSENGER satellite…
NASA’s MESSENGER spacecraft’s 10 years in space

August 5, 2014

In celebration of the 10th anniversary of its launch, the MESSENGER team released this movie showing a flyover…
MESSENGER and STEREO Measurements Open New Window Into High- Energy Processes on the Sun

July 10, 2014

Understanding the sun from afar isn’t easy. How do you figure out what powers solar flares – the…
Mercury’s Ready For Its Close-Up, Mr. MESSENGER

May 16, 2014

Are you ready for a good close look at Mercury? At an incredible 5 meters per pixel, this is…
Mercury Had Quite The Explosive Past, Spacecraft Analysis Shows

April 10, 2014

Mercury — a planet once thought to have no volcanism at all — likely had a very active…
Ancient volcanic explosions shed light on Mercury’s origins

April 3, 2014

Mercury was long thought to be lacking volatile compounds that cause explosive volcanism. That view started to change…
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