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Rev. Mod. Phys. 61, 1–23 (1989)

The cosmological constant problem

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Steven Weinberg
Theory Group, Department of Physics, University of Texas, Austin, Texas 78712

Astronomical observations indicate that the cosmological constant is many orders of magnitude smaller than estimated in modern theories of elementary particles. After a brief review of the history of this problem, five different approaches to its solution are described.

© 1988 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/RevModPhys.61.1
DOI:
10.1103/RevModPhys.61.1