William T. Reach

Associate Director for Science Operations

Phone: (650) 604-4134
Fax: (650) 604-1984

Mailing Address:
SOFIA Science Center
NASA Ames Research Center
Mail Stop N232-12
P.O. Box 1
Moffett Field, CA 94035

SOFIA focus areas/responsibilities:

Execute and encourage scientific productivity of SOFIA, both guest investigator and science instrument teams. Run SOFIA Users Group. Backup for the Director.

Research interests:

Interstellar clouds: Infrared emission compared to atomic and molecular gas, quantify presence and nature of “dark” gas in diffuse interstellar clouds.
Supernova remnants: Interaction of shock waves with molecular clouds
Planetary science: Infrared observations of comets and planetary atmospheres


PhD: University of California, Berkeley, 1991, (PhD Advisor Carl Heiles)
A.B. Cornell University, 1985

Professional Experience:

2010 - present: Deputy Director for Science, SOFIA Science Center
1998 - 2010: Research Scientist, Infrared Processing and Analysis Center, Caltech
1996 – 1998: Stagiaire, Institut d’Astrophysique Spatiale, Orsay, France

Highlight publications:

"Variations between Dust and Gas in the Diffuse Interstellar Medium"
2015, ApJ, 811, 118

"Absolute Calibration of the Infrared Array Camera on the Spitzer Space Telescope"
2005, PASP, 117, 978

"Far-Infrared Spectral Observations of the Galaxy by COBE"
1995, ApJ, 451, 188