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Stories, updates, insights, and original analysis from The Planetary Society.
MESSENGER's First Mercury Flyby Reveals a "Whole New Planet"
Just two weeks after MESSENGER's first flyby of Mercury, the mission's science team presented their first impressions from the long-awaited second look at the innermost planet.
MESSENGER's First Mercury Flyby Highly Successful
On the evening of Tuesday, January 15, the MESSENGER science team crowded around a computer screen, anxiously awaiting their first view of the previously unseen hemisphere of Mercury.
MESSENGER Set for First Spacecraft Swing Past Mercury in 33 Years
Mercury scientists' very long wait for new data from a spacecraft at Mercury will finally come to an end on Monday, when MESSENGER makes its first close approach to the innermost planet.
Flyby of Venus Speeds MESSENGER Onward to Mercury
The MESSENGER spacecraft is zeroing in on Venus for the most significant gravity assist maneuver of its long journey to Mercury.