
by Dan Brown · Editorial Planeta · tapa blanda · ISBN 9788408099963
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A new NASA satellite discovers a strange object buried in the Arctic, which is presented as a victory for US space policy. Analyst Rachel Sexton and academic Michael Tolland are sent to verify the finding, but discover that it is all a hoax. Attacked by assassins, they try to reveal the truth. Dan Brown takes readers to an exciting thriller full of secrets from the American secret services.

Daniel Gerhard Brown is an American writer best known for his thriller novels, particularly the Robert Langdon series Angels & Demons (2000), The Da Vinci Code (2003), The Lost Symbol (2009), Inferno (2013), Origin (2017) and The Secret of Secrets (2025). His novels are treasure hunts that usually take place over a 24-hour period and center on recurring themes of cryptography, art, and conspiracy theories.