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Article on possible cosmological models.

CMB data archive of science research on microwave cosmic background radiation related subjects. Cosmic Microwave Background (CMB) archive of science research. CMB data is an important aspect of reseach in cosmology.

Primary aim is to test the hypothesis that a significant fraction of the dark matter in the halo of the Milky Way is made up of objects like brown dwarfs or planets: these objects have come to be known as MACHOs, for MAssive Compact Halo Objects.

Public access site for The Wilkinson Microwave Anisortopy Probe and associated information about cosmology. MAP is a MIDEX class mission, selected by NASA in 1996, to probe conditions in the early universe. MAP measures temperature differences ("anisotropy") in the cosmic microwave background radiation.

Home page of the Sloan Digital Sky Survey. A dedicated 2.5 meter telescope which uses sensitive electronic light detectors to systematically map a quarter of the sky, building a catalog of celestial objects, galaxies, and quasars.