A Single Asteroid Strike May Have Delivered All of Mercury’s Water, Study Finds

Despite being the closest planet to the Sun, Mercury hosts water ice at its poles. Now scientists may know how it got there.

Mercury’s polar water ice may have arrived in one giant impact

Mercury’s water ice has always looked like a contradiction. By day, the planet’s surface can soar to about 430 degrees ...
Phys.org

Mercury scout mission concept with solar sail propulsion

The planet Mercury is the closest planet to the sun, and also the most difficult for spacecraft to visit and explore. This is because as spacecraft get closer to Mercury, the sun's enormous gravity ...
autoevolution

T-Minus One Year Until the Most Complex Mission to Mercury Reaches Its Target

Despite being relatively close to us, planet Mercury is one of the least studied places in this solar system. At first, our species ignored it because the conditions there, so close to the Sun, are ...
The Daily Galaxy on MSN

Mercury may have gotten its polar ice from a single giant impact that changed the entire planet in hours

Mercury’s polar ice deposits may have formed in just one Mercurian day after a giant comet or asteroid slammed into the ...

Japanese Space Agency names arrival date for BepiColombo Mercury mission

Japan’s Aerospace Exploration Agency (JAXA) has offered a definitive date for the BepiColombo mission’s arrival at Mercury.
Delco Times

Astronomer’s Notebook: Mercury, the elusive innermost planet

The most impressive feature on Mercury is the Caloris Basin, a vast, multi-ringed crater over 800 miles across, which is ...