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No beginning in sight for star formation
As far back in the early universe as astronomers can see, the cosmos was churning out stars at a prodigious rate.
References:
Madau, P., F. Haardt, and M.J. Rees. Radiative transfer in a clumpy universe: III. The nature of cosmological ionizing sources. Available at http://xxx.lanl.gov/abs/astro-ph/9809058.
Steidel, C.C., et al. 1999. Lyman break galaxies at z ³ 4 and the evolution of the UV luminosity density at high redshift. Available at http://xxx.lanl.gov/abs/astro-ph/9811399.
Further Readings:
Cowen, R. 1998. Light from the early universe. Science News 153(Feb. 7):92.
Sources:
Stefano Casertano
Space Telescope Science Institute
3700 San Martin Drive
Baltimore, MD 21218
Henry C. Ferguson
Space Telescope Science Institute
3700 San Martin Drive
Baltimore, MD 21218
Piero Madau
Space Telescope Science Institute
3700 San Martin Drive
Baltimore, MD 21218
Charles C. Steidel
California Institute of Technology
Palomar Observatory
Pasadena, CA 91125
From Science News, Vol. 155, No. 7, February 13, 1999, p. 103. Copyright © 1999, Science Service.
