Harvard University Department of Astronomy

The Cosmological Constant Ages Used in section The Cosmic Perspective, Bennett et al, pp. 500-509 The Age of the Universe by B. Chaboyer Plot of Thorium in metal poor star vs solar, this article by Westin et al, p. 796 Articles Globular Cluster discussion in Scientific American article by W. Freedman On line stuff: Age of Universe page by MAP satellite team Pictures of some globular clusters summary of age determination from A. Lazarewicz Age of the universe estimators by N. Wright Age essay at the Center for Particle Astrophysics Globular cluster lab from D. Zaritsky course Articles (more technical) Introductory article on ages and lambda by L. Krauss Conflict over the age of the universe, by M. Bolte and C. Hogan, Nature (1995), v. 376, p. 399, see also M. Bolte's contribution to the proceedings from the 1996 Princeton meeting here. Science paper on age of the universe by Chaboyer et al News articles on the web Home Syllabus References Lecture References Useful Links Contact Info Back to age outline.