Our April 2012 Mercury feature boasted beautiful planetscapes and fascinating discoveries. But we can only fit so much on a page. Here you'll find more fantastic sights of the closest world to the Sun, plus the latest news on the Iron Planet.
March 2012: After a full year of scrutiny by NASA's Messenger orbiter, the innermost planet is revealing itself to be unique — and downright confounding — to the project's scientists. Messenger team members report the latest Mercury findings at the 43rd Lunar and Planetary Science Conference.