NASA
21st September 2012, 21:20
http://solarsystem.nasa.gov/missions/images/miss-messenger-mp.jpg (http://solarsystem.nasa.gov/news/display.cfm?News_ID=40943)21 Sep 2012 - MESSENGER's X-Ray Spectrometer Reveals Chemical Diversity on Mercury's Surface
New data from the X-Ray Spectrometer (XRS) on the MESSENGER spacecraft show variations in the composition of surface material on Mercury that point to changes over time in the characteristics of volcanic eruptions on the solar system's innermost planet.
More... (http://solarsystem.nasa.gov/news/display.cfm?News_ID=40943)
New data from the X-Ray Spectrometer (XRS) on the MESSENGER spacecraft show variations in the composition of surface material on Mercury that point to changes over time in the characteristics of volcanic eruptions on the solar system's innermost planet.
More... (http://solarsystem.nasa.gov/news/display.cfm?News_ID=40943)