Hubble constant: A new way to measure the expansion of the universe
Tuesday, July 26, 2011 - 10:30
in Astronomy & Space
Using a measurement of the clustering of the galaxies surveyed, plus other information derived from observations of the early universe, researchers have measured the Hubble constant with an uncertainly of less than 5 percent. The new work draws on data from a survey of more than 125,000 galaxies.