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Stories, updates, insights, and original analysis from The Planetary Society.
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.