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Timothy Neal Titus, Ph.D.

Timothy Titus is a Space Scientist at the Astrogeology Science Center. He studies Mars polar processes, Mars thermal inertia, Mars aeolian topics and Cave detection procedures

  • Mars Polar Processes: Specifically - the CO2 cycle and polar energy balance.
  • Mars Thermal Inertia Studies: Specifically - the use of 2-layer thermal inertia models to detect sub-surface ice.
  • Mars Aeolian Studies: Specially - the global inventory and characterization of Mars dunes.
  • Cave Detection using the Thermal Infrared Remote Sensing: Specifically - using ground truth thermal characterization of terrestrial caves to develope techniques and procedures for detecting caves on Earth, the Moon, and Mars.
  • Co-Investigator on Mars Odyssey THermal EMission Imaging System (THEMIS).
  • Co-Investigator on Mars Reconnaissance Orbiter (MRO) Compact Reconnaissance Imaging Spectrometer for Mars (CRISM).
  • Selected as a Dawn at Vesta Participating Scientist.
Military Service

Lieutenant Colonel (Retired) Timothy N. Titus

Last Position prior to Retirement: 

Chief of Logistics
Camp Navajo
Arizona National Guard
Bellemont, AZ

Civil Service
  • Participating Scientist on DAWN at Vesta
  • Extensive experience analyzing Mars Odyssey (ODY) THermal Emission IMaging System (THEMIS) data
  • Extensive experience extracting and analyzing Mars Global Surveyor (MGS) Thermal Emission Spectrometer (TES) data
  • Extensive knowledge of several programming languages, including IDL
  • Writes and maintains a GUI software package that enhances the analysis of TES spectral data
  • Extensive knowledge of multivariate analysis techniques, especially Principal Components Analysis (PCA)


Professional Experience

  • Space Scientist - U.S. Geological Survey, Flagstaff AZ.  1999 - Present.

  • Acting Science Center Director - U.S. Geological Survey, Flagstaff AZ. Oct 2010 - Jan 2011.

  • Remote Sensing Analyst - Contracted with the U.S. Geological Survey, Flagstaff, AZ, and Oak Ridge Associated Universities, Oak Ridge, TN. 1997-1999.

  • Staff Lecturer - University of Wyoming, Laramie, WY. 1996-1997.

Education and Certifications

  • Ph.D.,Astrophysics, University of Wyoming, Laramie, WY, 1996

  • M.S., Astrophysics, Iowa State University, Ames, IA, 1988

  • B.A., Physics/Mathematics, Drake University, Des Moines, IA, 1985

  • Military Education: Command General Staff College (2000)

  • Military Education: Quartermaster Officer Advance Course (2003)

Science and Products