The imagination chamber : cosmic rays from Lyra's universe / Philip Pullman.

Master storyteller Philip Pullman returns to the world of Lyra and Will, Mrs Coulter and Lee Scoresby, Pantalaimon and Iorek Byrnison, in this must-have companion to the His Dark Materials trilogy. A book of stunning, moving, exhilarating, breathtaking scenes set during the events of Northern Lights, The Subtle Knife, The Amber Spyglass and The Book of Dust: from Serafina Pekkala sitting quietly on her cloud pine broom, listening to Dust, ahead of the epic battle with the Angels, to a young Lyra speculating about her mother's identity. In exquisite prose, Philip Pullman cuts new windows into his worlds for the reader to step through and reveals new truths about many of the iconic characters from Lyra's universe. ... This His Dark Materials trilogy is a major, critically acclaimed HBO/BBC TV series starring Ruth Wilson, James McAvoy, Dafne Keen, Lin-Manuel Miranda.