The Venus exploration spacecraft Zond 1, launched by the Soviet Union on April 2, 1964. (Image credit: Wikimedia) Is it possible that over the past 4.5 billion years of the Earth’s history, alien civilizations visited the solar System and installed monitors in the “baby room” of its habitable zone to follow the evolution of terrestrial life? Such monitors could have …
Read More »Is the Newly Discovered 2025 PN7 a Natural Quasi-Moon or the Zond 1 Mission? | by Avi Loeb | Oct, 2025
