Unexplained sky flashes from the 1950s: Independent analysis supports their existence - Phys.org

Unexplained sky flashes from the 1950s: Independent analysis supports their existence  Phys.orgMystery Of Odd Flashes Documented In Sky Before First Ever Satellite Was Launched Gets Even Odder  IFLScienceNASA scientist confirms sightings of 'alien' satellites orbiting Earth  Daily StarDozens of mirror-like rotating lights were photographed in the 1950s sky, and the reason their origin matters so much is what they predate  Attack of the FanboyNuclear tests and the night sky  Australian Geographic