Heather and Nigel recently appeared on Christmas University Challenge, as members of the Leicester team that defeated Sussex University!

We make regular celebrity appearances at many major national and international venues, with keynote addresses that have gained a reputation for their direct plain-English approach to complex concepts in astronomy and other sciences. We are also experienced eclipse-lecturers, and have led expeditions to seven total solar eclipses.


We have led total-eclipse expeditions to:

  • Sumatra (1988)
  • Hawaii (1991)
  • Aruba (1998)
  • Alderney (1999)
  • Egypt (2006)
  • China (2009)
  • Tahiti (2010)

Among Hencoup’s many national (UK) appearances are:

  • Cheltenham Festival
  • Edinburgh Festival
  • Orkney Science Festival
  • Mermaid Theatre, London
  • Brighton Festival
  • Sunday Times Oxford Literary Festival

Recent international venues include:


  • Santa Cruz de Tenerife (Canary Islands)
  • Auckland, Wellington and Invercargill (New Zealand)
  • Medellin (Colombia)
  • Caledonian Star (cruising from Istanbul to the Seychelles)
  • Beijing, Tianjin, Chongqing (China)
  • Arcadia (maiden cruise to Oslo, Helsinki and St Petersburg)
  • Queen Mary 2 (cruising the Caribbean)

Major Hencoup talks include:

  • Cosmic Quest: The Story of Astronomy The fascinating tale of our discovery of the Universe, highlighting the lives of the diverse men and women who laid bare the Cosmos
  • Mars: The Inside Story of The Red Planet: Amazing revelations about Mars and life on the Red Planet, as unearthed by Heather and Nigel while interviewing 60 international experts for their book on Mars
  • ET – Please Phone Earth! The true story of alien life: where will we find it? What will it look like? And how will we communicate?