astronomers-estimate-that-at-least-100-billion-planets-populate-the-galaxyhttps://www.astronomy.com/tags/milky-way/page/16/Milky Way | Page 16 of 16 | Astronomy.comhttps://www.astronomy.com/uploads/2021/09/Planets-1.jpgInStockUSD1.001.00exoplanetsmilky-wayplanets-observingarticleASY2023-05-182013-01-0335510