: Wilson cites the Moon’s low density (3.34 g/cm³) compared to Earth and the way it "rang like a bell" during seismic experiments by Apollo astronauts as evidence of a hollow interior.
Italian researchers and enthusiasts have been actively discussing and promoting Wilson's theories, which has helped to fuel interest in his work. : Wilson cites the Moon’s low density (3
Wilson based his narrative on the "Vasin-Shcherbakov" theory proposed by two Soviet scientists in 1970. The story he weaves is one of "lunar anomalies" that science supposedly couldn't explain: : Wilson cites the Moon’s low density (3
Don Wilson’s Our Mysterious Spaceship Moon is one of the most prominent works exploring the "Hollow Moon" hypothesis. Published in the mid-1970s, the book popularizes a theory originally posited by Soviet scientists Mikhail Vasin and Alexander Shcherbakov. : Wilson cites the Moon’s low density (3