J. Roger P. Angel

  • Faculty Affiliation: Professor Emeritus
Regents' Professor of Astronomy
Regents' Professor of Optical Sciences
Director of the Steward Observatory Mirror Laboratory
Email Address: 
Office Location: 
Steward N412B
Mailing Address: 

Department of Astronomy and Steward Observatory
The University of Arizona
933 N. Cherry Ave.
P.O. Box 210065
Tucson, AZ 85721

Phone Number: 
  • D.Phil., Oxford University (United Kingdom), 1967
  • M.S., California Institute of Technology, 1966
  • B.A., Oxford University (United Kingdom), 1963
Specific Research Interests: 
  • Astronomical telescopes and Instrumentation.
  • Extrasolar planets.
  • Optical design and fabrication.
  • Geoengineeering.
  • Optics for solar energy generation

Selected Papers:

  • A 20 m wide-field diffraction-limited telescope. Eads RW, Angel JRP. 2020 Phil. Trans. A, Royal Society 20200141. http://dx.doi.org/10.1098/rsta.2020.0141,  2020. One contribution of 15 to a discussion meeting issue ‘Astronomy from the Moon: the next decades’.
  • 6.5 m telescope for multi-object spectroscopy over a 3° field of view.  Ryker Eads and Roger Angel  Applied Optics Vol. 59, pp. G154-G159 (2020) doi.org/10.1364/AO.393365
  • A Cryogenic, Liquid-mirror Telescope on the Moon, to Study the Early Universe Roger Angel et al., ApJ, 680, 1582, 2008.  
  • Feasibility of cooling the Earth with a cloud of small spacecraft near the inner Lagrange point (L1) Roger Angel PNAS103, #46, 17184-17189, 2006.
  • Buyer’s guide to telescopes at the best sites:  Dome A, L2 and Shackleton Rim (Roger Angel), Optical, Infrared, and Millimeter Space Telescope, SPIE Proc. 5487, 13-25, 2004.
  • Direct Detection of Terrestrial ExoPlanets:  Comparing the Potential for Space and Ground Telescopes, (Roger Angel) ESA Special Publication SP-539, 221-230, 2003.

Current Student(s)