Main content

Carl Sagan on alien civilisations

Sir Patrick Moore spoke to Dr Carl Sagan in 1974 about the search for other civilisations.

6 minutes

This clip is from

The Sky at NightLife in the Universe

Featured in...

  • The Sky at Night

    A collection of Patrick Moore's favourite moments from over 50 years of The Sky at Night.

  • Astronomy Finder

    Watch Solar System video clips from the 蜜芽传媒 Archive.

More clips from The Sky at Night

See all clips from The Sky at Night (533)