The New Horizons probe will be launched on the fastest interplanetary rocket ever.
NPR: NASA Sends Spacecraft to Pluto
Glen Fountain from the Johns Hopkins Applied Physics Lab says New Horizons will launch atop the speediest interplanetary rocket ever, a supercharged Atlas V.
The amount of radiation likely won't change unless there's a rocket engine developed that can speed up the interplanetary ride, researchers said.
NPR: Astronauts Face Radiation Threat On Long Mars Trip
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