Last week, acclaimed Doctor Who novelist Simon Guerrier and Dr Marek Kukula, Public Astronomer at the Royal Observatory launched their new book The Scientific Secrets of Doctor Who.
On Thursday, after meeting the Dalek at New Broadcasting House, they held a formal signing at Forbidden Planet bookshop with fellow Doctor authors Jenny T Colgan, Jonathan Morris and Andrew Smith, who contributed short stories to the book.
On Friday evening, the authors gave a talk at the Royal Observatory Greenwich, where Marek Kukula is Public Astronomer. Afterwards, they signed copies of the book, whilst a remote-controlled Dalek and K-9 entertained fans.
Book available on Amazon.