Phantoms in the Daylight: Detecting Brief, Low-Reflectivity, Fast-Moving Objects via Negative-Signal Subtraction
To the point
Extremely fast, dark objects may briefly dim the daytime sky by absorbing most of the light, and they could be detected by tiny dips in brightness rather than by light they reflect or emit, though the findings are preliminary and uncertain.
The Extraterrestrial Species Almanac: The Ultimate Guide to Greys, Reptilians, Hybrids, and Nordics (MUFON)
Craig Campobasso
Exploring the Cosmos with James Webb
Steeven Cadel
Passport to Magonia: From Folklore to Flying Saucers
Jacques Vallee
Gskyer Refracting Telescope
Our recommendations from Amazon
