Comms system critical to delaying MESSENGER's Mercury impact
Laurel MD (SPX) Apr 12, 2015 - MESSENGER's orbit-correction maneuver on April 6 was a nail biter. It was the 15th such maneuver since the spacecraft entered orbit about Mercury in 2011, and the third in a series of increasingly risky "burns" designed to delay MESSENGER's inevitable impact onto Mercury's surface. Each maneuver illustrates the critical role that the spacecraft's radio frequency (RF) telecommunications system pl ... more
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