Big Bang

A theoretical model of the "birth" of the observable universe, which suggests that the universe began as a rapid expansion of space and time from a single point, or singularity.

Radio Programs

Moon and Jupiter From the Big Bang to a big planet Thursday, November 5, 2015
More Cosmic Background Taking the universe’s temperature Friday, October 2, 2015
Cosmic Background The crackle of the Big Bang Thursday, October 1, 2015
More Fred Hoyle Scientist, writer, contrarian Thursday, June 25, 2015
Back to Work A giant experiment goes back to work Friday, March 6, 2015
Big Bang Starting a universe with a bang Wednesday, November 19, 2014
COBE Deciphering the static of the early universe Tuesday, November 18, 2014
Distant Cloud A remnant of the Big Bang Sunday, November 3, 2013
Setting a Date Zeroing in on the Big Bang Monday, May 13, 2013
Small Black Holes Looking for tiny black holes Monday, February 25, 2013
Deuterium Drinking up the Big Bang Saturday, November 24, 2012
Hercules Cluster A crowded “city” of stars Wednesday, May 23, 2012
Primordial Clouds Relics of the birth of the universe Sunday, May 13, 2012
Cosmic Inflation IV Fast expansion in past and future Saturday, June 18, 2011
Cosmic Inflation III Universes without end Friday, June 17, 2011
Cosmic Inflation II A "lumpy" recipe for the universe Thursday, June 16, 2011
Cosmic Inflation Giving the universe a big push Wednesday, June 15, 2011

Featured Images

COBE view of the cosmic microwave background
Afterglow Tuesday, November 18, 2014
The Planck space telescope and its view of the cosmic microwave background
Going Dark Thursday, October 24, 2013
Cosmic Inflation
A Big Push Wednesday, June 15, 2011
The Milky Way galaxy and the afterglow of the Big Bang make up this all-sky imag
A Little of Everything Tuesday, July 6, 2010


©2015 The University of Texas McDonald Observatory