This isn’t about eyewitnesses, it’s about looking at historical pictures of the sky before the advent of space flight.
> Villarroel and her team used the digitized scans to study the night sky as it was before the 1957 launch of the first artificial satellite, the Soviet Union’s Sputnik 1, to eliminate the possibility of seeing space-based interference from human activity.
> Under the auspices of Villarroel’s Vanishing & Appearing Sources during a Century of Observations (VASCO) project, they identified more than 107,000 transients.
> Villarroel and her team used the digitized scans to study the night sky as it was before the 1957 launch of the first artificial satellite, the Soviet Union’s Sputnik 1, to eliminate the possibility of seeing space-based interference from human activity.
> Under the auspices of Villarroel’s Vanishing & Appearing Sources during a Century of Observations (VASCO) project, they identified more than 107,000 transients.