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• Martian Water: Are There Extant Halobacteria on Mars?" Astrobiology Vol. 1, No. 2, pp. 161-164 (2001). doi:10.1089/153110701753198927.
• Polar Landing Site for a First Mars Expedition, presented at the Founding Convention of the Mars Society, August 13-16 1998.
• Characterization of Martian Surface Deposits by the Pathfinder Rover, Sojourner
  PDF files:
  
• All of my papers on the Lunar and Planetary Institute site
• Papers presented at the 7th International Conference on Mars:
  • Dust Devils in Gusev Crater: A Second Year of Observations by the Spirit Rover
  • Mars Sample Return with ISRU
  • Mars Atmosphere Argon Density Measurement with the Alpha Particle X-Ray Spectrometer on MER Missions
  • Atmospheric Observations Using MER miniTES
• Some other abstracts presented at Lunar and Planetary Science Institute sponsored conferences:
  • G. Landis and D. Linne, "Mars Exploration with a Self-Refueling Hopper" (pdf file) presented at Concepts and Approaches for Mars Exploration, Houston TX, July 18-20 2000, Lunar and Planetary Institute Contribution No. 1062, pp. 187-188.
  • "MATE and DART: an instrument package..." (pdf file) presented at Concepts and Approaches for Mars Exploration, Houston TX, July 18-20 2000, Lunar and Planetary Institute Contribution No. 1062, pp. 189-190.
  • The Mars In-Situ Propellant Production Precursor, presented at LPI Mars Missions 1999 meeting.
  • Characterization of Settled Atmospheric Dust by the DART Experiment
• Footsteps to Mars in pdf form, from the Journal of the British Interplanetary Society
• Dust on Mars: Materials Adherence Experiment Results from Mars Pathfinder
• "Origin of Martian Moons from Binary Asteroid Dissociation", AAAS - 57725, American Association for Advancement of Science Annual Meeting 2002
  

• Production and use of metals and oxygen for lunar propulsion (pdf file of scanned report)

• Venus Surface Exploration
  • animation
  • presentation from the VEXAG (Venus EXploration Advisory Group meeting

• Laser Propelled Interstellar Probe
• Optics and Materials Considerations for a Laser-pushed Lightsail
• Laser Powered Interstellar Probe (abstract only)
• Natural Wormholes,
  • (press release here)
• The Fermi Paradox: an Approach Based on Percolation Theory

• Geoffrey A. Landis
• more reports: G. A. Landis

Essays

• Apollo Remembrance
  Air Pollution on the Moon
• Where do we go?: if we can't travel faster than light, are our dreams of exploration hopeless?
• Everything I Really Needed to Know I Learned from Playing Tetris
• Spinning Wheels, Democracy and the USS Enterprise (from Asimov's SF)
• Science, Fiction, Poetry (introduction to the MindSparks Poetry anthology)
• Infinite Space (from Absolute Magnitude Fall 1996)
• Text of three Science Fiction Age "Science Forums" that I conducted or participated in, on the subjects of
  • Faster than Light
  • Slower than the Light interstellar flight, and
  • Mars Exploration.

• Back to Landis home page