Biographical Encyclopedia of Astronomers

2014 Edition
| Editors: Thomas Hockey, Virginia Trimble, Thomas R. Williams, Katherine Bracher, Richard A. Jarrell, Jordan D. MarchéII, JoAnn Palmeri, Daniel W. E. Green

Snyder, Hartland

Reference work entry



With his teacher,  J. Robert Oppenheimer, American physicist Hartland Snyder showed (1939), using quantum mechanics and general relativity, that a collapsing massive star will continue to collapse until it forms what is now called a black hole.

Selected Reference

  1. Michelmore, Peter (1969). The Swift Years: The Robert Oppenheimer Story. New York: Dodd, Mead and Co.Google Scholar

Copyright information

© Springer Science+Business Media New York 2014

Authors and Affiliations

  1. 1.Department of Earth ScienceUniversity of Northern IowaCedar FallsUSA