All Items Tagged

“NASA Messenger”

Oct 16, 2014 12:10 PM ET // Mike Wall, Space.com
The first-ever photos of water ice near Mercury's north pole have come down to Earth, and they have quite a story to tell.
Oct 13, 2014 12:24 PM ET // Ian O'Neill
Last week's lunar eclipse wasn't just a show for Earthlings, NASA's MESSENGER mission was also watching from 66 million miles away. Continue reading →
Jun 19, 2014 12:43 PM ET // Ian O'Neill
A vast and powerful space weather event has been observed at the solar system's innermost planet for the first time. Continue reading →
Mar 16, 2014 02:00 PM ET // Larry O'Hanlon
An obsolete theory of the Earth works better than ever on Mercury, where new data reveals how much the hot little planet has shriveled since it first formed.
Feb 25, 2013 11:28 AM ET // Markus Hammonds
Data acquired from NASA's MESSENGER probe suggest that Mercury used to have an ocean of molten rock. ->
Mar 22, 2012 05:18 PM ET // Ian O'Neill
Mercury is the closest planet to the sun; it is therefore the least likely place to find a reservoir of water ice. It seems surprising, then, that water ice may be present inside its shady craters.
Sep 29, 2010 08:14 AM ET // Ray Villard
As if the debate over what is and what is not a planet hasn't gotten confusing enough, we are beginning to see a class of object that could be called "Comet-Planets."
Nov 30, 2012 03:38 AM ET // Irene Klotz
A surprising discovery has been made during a successful search for ice inside the small planet's shadowed craters.