Mercury-Spotting during the First Elongation of 2013.

Mercury as seen by Messenger during its 3rd flyby in 2009. (Credit: NASA/JPL). I SEE IT! Catching a glimpse of fleeting Mercury can be an unforgettable experience; orbiting the Sun once every 88 days, the innermost planet never strays far from its perch low in the dawn or dusk sky. February offers your first shot [...]