Ummo Otro Planeta Habitado =link= File

For decades, ufologists and skeptics have debated one of the most elaborate contact claims of the 20th century. Not from Pleiades, not from Mars, but from a planet called — supposedly orbiting a star near the Solar System. Is it a fascinating social experiment, a masterful hoax, or evidence of genuine extraterrestrial contact? Let's dive into the mystery.

The mystery largely unraveled decades later when , a Spanish psychologist and engineer, confessed to orchestrating the entire affair. Otro planeta habitado, Ummo | WorldCat.org ummo otro planeta habitado