John Glenn's Mercury mission was the first American space flight around the world. #Infographic
Bright: This enhanced photo image of Mercury the Messenger probe was taken during a flyby of the planet in 2008. Nasa said more stunning pictures could emerge after the probe entered Mercury's orbit
Since entering Mercury orbit on March 17, 2011, NASA’s MESSENGER Spacecraft has provided astronomers with over 250,000 images and extensive other data sets.
Earth and Moon from Mercury orbit, with Moon entering eclipse. Imaged on Wednesday, October 8, 2014 by MESSENGER, a spacecraft in orbit around Mercury.
MESSENGER Completes Second Burn to Maintain Mercury Orbit by JASON MAJOR o9/22/14 Illustration of MESSENGER in orbit around Mercury (NASA/JPL/APL)
Mercury is the closest planet to the sun and has a thin atmosphere, no air pressure and an extremely high temperature.
this article is interesting -- must research more but its presentation is quite lovely - how there is a strange symmetry in the earth and its environs...i.e. the moon and sun...
"MESSENGER by the Numbers" - and infographic by NASA
The Golden Age of NASA Infographic | shared by mattb434 | Dec 04, 2014 | in Science | Every US space mission from Mercury to Apollo-Soyuz with astronauts color-coded by selection group.