https://www.aanda.org/articles/aa/abs/2005/12/aa1675/aa1675.html
Quiet time particle acceleration in interplanetary space | Astronomy & Astrophysics (A&A)
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https://www.space.com/nasa-drone-exploration-dragonfly-mars-helicopter.html
Propelling Exploration: Drones Are Going Interplanetary | Space
Jun 28, 2019 - Drones have already conquered Earth, and now they're heading out into the solar system.
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https://www.space.com/34213-spacex-interplanetary-transport-mars-flights-in-images.html
SpaceX's Interplanetary Transport System for Mars Colonization in Images | Space
Sep 27, 2016 - SpaceX CEO Elon Musk unveiled the company's Interplanetary Transport System for Mars colonization and beyond on Sept. 27, 2016 at International Astronautical...
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