[1][2] With the use of computer-generated imagery (CGI) and visual effects, each episode presents and narrates a topic about the universe (e.g.: the origin of the universe, the formation and the evolution of the Solar System, and the origin and behavior of life), which then are complemented with scientific insights from leading scientists of organizations such as NASA and CERN.

[5] The first season, broadcast from April 25 to May 24, 2010, was released on Blu-ray on February 28, 2012.

[6] Since its second season, consisting of eight episodes broadcast between July 11 and August 29, 2012, the show has aired on the Science Channel.

[8] The fourth season premiered on July 14, 2015, as part of the Science Channel's "Space Week," in honor of New Horizons' flyby of Pluto that day; the season ran through September 1, 2015.

In the UK version of the series, there are two episodes of Season 8 which are not included in its US counterpart.