RUSTLER:

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Propulsion, Power, and Communications for Space, Sea, and Air. RUSTLER: Architecture and Technologies for Low-Cost Remediation of the LEO Large Debris ...
RUSTLER:

Architecture and Technologies for Low-Cost Remediation of the LEO Large Debris Population

Rob Hoyt Tethers Unlimited, Inc. [email protected]

425.486.0100

Propulsion, Power, and Communications for Space, Sea, and Air

www.tethers.com

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Orbital  Debris  RemediaKon   Technical  Challenges

!"!#"$% &'()*)!"+ Advanced Propulsion, Power, & Comm. for Space, Sea, & Air

Large  total  ∆V’s  required  to  rendezvous  with  many  objects   in  different  orbits Capturing  or  a?aching  disposal  devices  to  orbital  debris   will  require  capability  to  acquire  and  manipulate  objects   that  may  lack  convenient,  safe  grappling  features  and  may   be  tumbling Significant  ∆V  required  to  de-­‐orbit  each  object Controlled,  targeted  de-­‐orbit  needed  for  large  objects  that   would  survive  re-­‐entry Maximizing  cost  benefit  requires  leveraging  small,  low-­‐ cost  system  to  remove  many  objects  with  large  total  mass www.tethers.com

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Electrodynamic  Tether  Propulsion

!"!#"$% &'()*)!"+ Advanced Propulsion, Power, & Comm. for Space, Sea, & Air

Generates  thrust  through  interacKons  with  Earth’s  magneKc  field  and   conducKng  plasma Provides  high  thrust  (100-­‐1000  mN/W  @  600  W)  AND  very  high  Specific   Impulse  (