the-seti-institute-is-after-alien-signals-assuming-another-world-is-beaming-a-1-million-watt-radio-signal-in-our-direction-how-far-away-can-that-source-be-before-the-signal-is-lost-in-intergalactichttps://www.astronomy.com/tags/alien-life/page/10/Alien Life | Page 10 of 10 | Astronomy.comhttps://www.astronomy.com/uploads/2021/09/Spacebeacon.jpgInStockUSD1.001.00alien-lifearticleASY2023-05-182015-02-2346860
