Astronomer Dr. Beatriz Villarroel explains her team’s analysis of 1950s Palomar sky plates that revealed a 22-sigma deficit of transients in Earth’s shadow, evidence suggesting reflective, orbiting objects existed decades before the first satellites. Watch the full Sol Forum episode:

   • Dr. Beatriz Villarroel with Dr. Garry Nola...   Please consider joining Sol as a member, your support allows us to finance public education efforts like the Sol Forum and our research: https://thesolfoundation.org/sol-memb...