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  1. The preppers' way of space exploration with zero specific cost
  2. Engineering a lunar photolithoautotroph to thrive on the moon – life or simulacrum?
  3. Robotic astrobiology – prospects for enhancing scientific productivity of mars rover missions
  4. Speckle Interferometry Tracking of On-Orbit Servicing in Geostationary Orbit
  5. Are Self-Replicating Machines Feasible?
  6. Spacecraft Propulsion Using Angular Momentum Transfer Based on Gravity Gradient Effects