The partnership between and Editorial Planeta has produced one of the most prolific and controversial catalogs in Spanish-language literature. Primarily focused on paranormal investigations, UFO phenomena, and historical enigmas, Benítez has published over 60 works, many of which are housed under Planeta’s specialized Biblioteca J. J. Benítez collection. The " Caballo de Troya " (Trojan Horse) Saga

Benítez es también el máximo referente de la ufología en España. Libros publicados bajo el sello Planeta como o la serie "Mis enigmas favoritos" han servido como pilares para quienes buscan respuestas más allá de la ciencia oficial.

: Una de sus obras más recientes que recopila testimonios y documentos sobre la presencia no humana en la Tierra.

To understand the significance of Editorial Planeta’s role, one must first recognize the nature of J.J. Benítez’s work. Benítez did not start as a novelist; he was an investigative reporter. His early works, such as Ovni: La gran revelación and Existió otra humanidad , were rooted in a journalistic style that lent an air of credibility to topics often relegated to the fringe. Editorial Planeta recognized the potential of this unique approach. Unlike specialized esoteric publishers, Planeta was a mainstream giant with the resources to position Benítez’s books not as niche oddities, but as essential contemporary non-fiction.

, spans over five decades and includes investigative reports, essays, novels, and poetry. His relationship with Planeta has been central to his career, particularly for his most famous series, Caballo de Troya Caballo de Troya