NASA Planetary Defense Assessing Ion Beam Strategy

Dimorphos-5

NASA’s Double Asteroid Redirection Test mission struck the 160-m moonlet asteroid Dimorphos (shown) in September 2022, changing its orbital period but generating a trail of debris called a surface disruption.

Credit: NASA
HOUSTON—As NASA’s planetary defense strategy for detecting, tracking and diverting Near Earth Objects on trajectories to impact the Earth evolves, there is a case for an Ion Beam Deflection (IBD) mission to demonstrate a new low-thrust concept that could counter the “rubble pile” nature of certain...
Mark Carreau

Mark is based in Houston, where he has written on aerospace for more than 25 years. While at the Houston Chronicle, he was recognized by the Rotary National Award for Space Achievement Foundation in 2006 for his professional contributions to the public understanding of America's space program through news reporting.

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